20175197100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:529

約数の個数: 288

約数和(自身を含む): 63045964800

約数和(自身を除く): 42870767700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 103, 150, 170, 193, 199, 204, 206, 255, 300, 309, 340, 386, 398, 412, 425, 510, 515, 579, 597, 618, 772, 796, 850, 965, 995, 1020, 1030, 1158, 1194, 1236, 1275, 1545, 1700, 1751, 1930, 1990, 2060, 2316, 2388, 2550, 2575, 2895, 2985, 3090, 3281, 3383, 3502, 3860, 3980, 4825, 4975, 5100, 5150, 5253, 5790, 5970, 6180, 6562, 6766, 7004, 7725, 8755, 9650, 9843, 9950, 10149, 10300, 10506, 11580, 11940, 13124, 13532, 14475, 14925, 15450, 16405, 16915, 17510, 19300, 19686, 19879, 19900, 20298, 20497, 21012, 26265, 28950, 29850, 30900, 32810, 33830, 35020, 38407, 39372, 39758, 40596, 40994, 43775, 49215, 50745, 52530, 57900, 59637, 59700, 61491, 65620, 67660, 76814, 79516, 81988, 82025, 84575, 87550, 98430, 99395, 101490, 102485, 105060, 115221, 119274, 122982, 131325, 153628, 164050, 169150, 175100, 192035, 196860, 198790, 202980, 204970, 230442, 238548, 245964, 246075, 253725, 262650, 298185, 307455, 328100, 337943, 338300, 348449, 384070, 397580, 409940, 460884, 492150, 496975, 507450, 512425, 525300, 576105, 596370, 614910, 652919, 675886, 696898, 768140, 960175, 984300, 993950, 1013829, 1014900, 1024850, 1045347, 1152210, 1192740, 1229820, 1305838, 1351772, 1393796, 1490925, 1537275, 1689715, 1742245, 1920350, 1958757, 1987900, 2027658, 2049700, 2090694, 2304420, 2611676, 2880525, 2981850, 3074550, 3264595, 3379430, 3484490, 3840700, 3917514, 3955921, 4055316, 4181388, 5069145, 5226735, 5761050, 5963700, 6149100, 6529190, 6758860, 6968980, 7835028, 7911842, 8448575, 8711225, 9793785, 10138290, 10453470, 11522100, 11867763, 13058380, 15823684, 16322975, 16897150, 17422450, 19587570, 19779605, 20276580, 20906940, 23735526, 25345725, 26133675, 32645950, 33794300, 34844900, 39175140, 39559210, 47471052, 48968925, 50691450, 52267350, 59338815, 65291900, 67250657, 79118420, 97937850, 98898025, 101382900, 104534700, 118677630, 134501314, 195875700, 197796050, 201751971, 237355260, 269002628, 296694075, 336253285, 395592100, 403503942, 593388150, 672506570, 807007884, 1008759855, 1186776300, 1345013140, 1681266425, 2017519710, 3362532850, 4035039420, 5043799275, 6725065700, 10087598550, 20175197100]

約数ペア:

[(1, 20175197100), (2, 10087598550), (3, 6725065700), (4, 5043799275), (5, 4035039420), (6, 3362532850), (10, 2017519710), (12, 1681266425), (15, 1345013140), (17, 1186776300), (20, 1008759855), (25, 807007884), (30, 672506570), (34, 593388150), (50, 403503942), (51, 395592100), (60, 336253285), (68, 296694075), (75, 269002628), (85, 237355260), (100, 201751971), (102, 197796050), (103, 195875700), (150, 134501314), (170, 118677630), (193, 104534700), (199, 101382900), (204, 98898025), (206, 97937850), (255, 79118420), (300, 67250657), (309, 65291900), (340, 59338815), (386, 52267350), (398, 50691450), (412, 48968925), (425, 47471052), (510, 39559210), (515, 39175140), (579, 34844900), (597, 33794300), (618, 32645950), (772, 26133675), (796, 25345725), (850, 23735526), (965, 20906940), (995, 20276580), (1020, 19779605), (1030, 19587570), (1158, 17422450), (1194, 16897150), (1236, 16322975), (1275, 15823684), (1545, 13058380), (1700, 11867763), (1751, 11522100), (1930, 10453470), (1990, 10138290), (2060, 9793785), (2316, 8711225), (2388, 8448575), (2550, 7911842), (2575, 7835028), (2895, 6968980), (2985, 6758860), (3090, 6529190), (3281, 6149100), (3383, 5963700), (3502, 5761050), (3860, 5226735), (3980, 5069145), (4825, 4181388), (4975, 4055316), (5100, 3955921), (5150, 3917514), (5253, 3840700), (5790, 3484490), (5970, 3379430), (6180, 3264595), (6562, 3074550), (6766, 2981850), (7004, 2880525), (7725, 2611676), (8755, 2304420), (9650, 2090694), (9843, 2049700), (9950, 2027658), (10149, 1987900), (10300, 1958757), (10506, 1920350), (11580, 1742245), (11940, 1689715), (13124, 1537275), (13532, 1490925), (14475, 1393796), (14925, 1351772), (15450, 1305838), (16405, 1229820), (16915, 1192740), (17510, 1152210), (19300, 1045347), (19686, 1024850), (19879, 1014900), (19900, 1013829), (20298, 993950), (20497, 984300), (21012, 960175), (26265, 768140), (28950, 696898), (29850, 675886), (30900, 652919), (32810, 614910), (33830, 596370), (35020, 576105), (38407, 525300), (39372, 512425), (39758, 507450), (40596, 496975), (40994, 492150), (43775, 460884), (49215, 409940), (50745, 397580), (52530, 384070), (57900, 348449), (59637, 338300), (59700, 337943), (61491, 328100), (65620, 307455), (67660, 298185), (76814, 262650), (79516, 253725), (81988, 246075), (82025, 245964), (84575, 238548), (87550, 230442), (98430, 204970), (99395, 202980), (101490, 198790), (102485, 196860), (105060, 192035), (115221, 175100), (119274, 169150), (122982, 164050), (131325, 153628)]