721738740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:334

約数の個数: 192

約数和(自身を含む): 2220825600

約数和(自身を除く): 1499086860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 59, 60, 67, 68, 85, 102, 118, 134, 170, 177, 179, 201, 204, 236, 255, 268, 295, 335, 340, 354, 358, 402, 510, 537, 590, 670, 708, 716, 804, 885, 895, 1003, 1005, 1020, 1074, 1139, 1180, 1340, 1770, 1790, 2006, 2010, 2148, 2278, 2685, 3009, 3043, 3417, 3540, 3580, 3953, 4012, 4020, 4556, 5015, 5370, 5695, 6018, 6086, 6834, 7906, 9129, 10030, 10561, 10740, 11390, 11859, 11993, 12036, 12172, 13668, 15045, 15215, 15812, 17085, 18258, 19765, 20060, 21122, 22780, 23718, 23986, 30090, 30430, 31683, 34170, 35979, 36516, 39530, 42244, 45645, 47436, 47972, 52805, 59295, 59965, 60180, 60860, 63366, 67201, 68340, 71958, 79060, 91290, 105610, 118590, 119930, 126732, 134402, 143916, 158415, 179537, 179895, 182580, 201603, 203881, 211220, 237180, 239860, 268804, 316830, 336005, 359074, 359790, 403206, 407762, 538611, 611643, 633660, 672010, 707587, 718148, 719580, 806412, 815524, 897685, 1008015, 1019405, 1077222, 1223286, 1344020, 1415174, 1795370, 2016030, 2038810, 2122761, 2154444, 2446572, 2693055, 2830348, 3058215, 3537935, 3590740, 4032060, 4077620, 4245522, 5386110, 6116430, 7075870, 8491044, 10613805, 10772220, 12028979, 12232860, 14151740, 21227610, 24057958, 36086937, 42455220, 48115916, 60144895, 72173874, 120289790, 144347748, 180434685, 240579580, 360869370, 721738740]

約数ペア:

[(1, 721738740), (2, 360869370), (3, 240579580), (4, 180434685), (5, 144347748), (6, 120289790), (10, 72173874), (12, 60144895), (15, 48115916), (17, 42455220), (20, 36086937), (30, 24057958), (34, 21227610), (51, 14151740), (59, 12232860), (60, 12028979), (67, 10772220), (68, 10613805), (85, 8491044), (102, 7075870), (118, 6116430), (134, 5386110), (170, 4245522), (177, 4077620), (179, 4032060), (201, 3590740), (204, 3537935), (236, 3058215), (255, 2830348), (268, 2693055), (295, 2446572), (335, 2154444), (340, 2122761), (354, 2038810), (358, 2016030), (402, 1795370), (510, 1415174), (537, 1344020), (590, 1223286), (670, 1077222), (708, 1019405), (716, 1008015), (804, 897685), (885, 815524), (895, 806412), (1003, 719580), (1005, 718148), (1020, 707587), (1074, 672010), (1139, 633660), (1180, 611643), (1340, 538611), (1770, 407762), (1790, 403206), (2006, 359790), (2010, 359074), (2148, 336005), (2278, 316830), (2685, 268804), (3009, 239860), (3043, 237180), (3417, 211220), (3540, 203881), (3580, 201603), (3953, 182580), (4012, 179895), (4020, 179537), (4556, 158415), (5015, 143916), (5370, 134402), (5695, 126732), (6018, 119930), (6086, 118590), (6834, 105610), (7906, 91290), (9129, 79060), (10030, 71958), (10561, 68340), (10740, 67201), (11390, 63366), (11859, 60860), (11993, 60180), (12036, 59965), (12172, 59295), (13668, 52805), (15045, 47972), (15215, 47436), (15812, 45645), (17085, 42244), (18258, 39530), (19765, 36516), (20060, 35979), (21122, 34170), (22780, 31683), (23718, 30430), (23986, 30090)]