1028671020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1425

約数の個数: 288

約数和(自身を含む): 3748006080

約数和(自身を除く): 2719335060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 19, 20, 26, 30, 34, 36, 38, 39, 45, 51, 52, 57, 60, 65, 68, 76, 78, 85, 90, 95, 102, 114, 117, 130, 153, 156, 170, 171, 180, 190, 195, 204, 221, 228, 234, 247, 255, 260, 285, 306, 323, 340, 342, 380, 390, 442, 468, 494, 510, 570, 585, 612, 646, 663, 684, 741, 765, 780, 855, 884, 969, 988, 1020, 1105, 1140, 1170, 1235, 1292, 1326, 1361, 1482, 1530, 1615, 1710, 1938, 1989, 2210, 2223, 2340, 2470, 2652, 2722, 2907, 2964, 3060, 3230, 3315, 3420, 3705, 3876, 3978, 4083, 4199, 4420, 4446, 4845, 4940, 5444, 5814, 6460, 6630, 6805, 7410, 7956, 8166, 8398, 8892, 9690, 9945, 11115, 11628, 12249, 12597, 13260, 13610, 14535, 14820, 16332, 16796, 17693, 19380, 19890, 20415, 20995, 22230, 23137, 24498, 25194, 25859, 27220, 29070, 35386, 37791, 39780, 40830, 41990, 44460, 46274, 48996, 50388, 51718, 53079, 58140, 61245, 62985, 69411, 70772, 75582, 77577, 81660, 83980, 88465, 92548, 103436, 106158, 115685, 122490, 125970, 129295, 138822, 151164, 155154, 159237, 176930, 188955, 208233, 212316, 231370, 232731, 244980, 251940, 258590, 265395, 277644, 300781, 310308, 318474, 336167, 347055, 353860, 377910, 387885, 416466, 439603, 462740, 465462, 517180, 530790, 601562, 636948, 672334, 694110, 755820, 775770, 796185, 832932, 879206, 902343, 930924, 1008501, 1041165, 1061580, 1163655, 1203124, 1318809, 1344668, 1388220, 1503905, 1551540, 1592370, 1680835, 1758412, 1804686, 2017002, 2082330, 2198015, 2327310, 2637618, 2707029, 3007810, 3025503, 3184740, 3361670, 3609372, 3956427, 4034004, 4164660, 4396030, 4511715, 4654620, 5042505, 5275236, 5414058, 5714839, 6015620, 6051006, 6594045, 6723340, 7912854, 8792060, 9023430, 10085010, 10828116, 11429678, 12102012, 13188090, 13535145, 15127515, 15825708, 17144517, 18046860, 19782135, 20170020, 22859356, 26376180, 27070290, 28574195, 30255030, 34289034, 39564270, 51433551, 54140580, 57148390, 60510060, 68578068, 79128540, 85722585, 102867102, 114296780, 171445170, 205734204, 257167755, 342890340, 514335510, 1028671020]

約数ペア:

[(1, 1028671020), (2, 514335510), (3, 342890340), (4, 257167755), (5, 205734204), (6, 171445170), (9, 114296780), (10, 102867102), (12, 85722585), (13, 79128540), (15, 68578068), (17, 60510060), (18, 57148390), (19, 54140580), (20, 51433551), (26, 39564270), (30, 34289034), (34, 30255030), (36, 28574195), (38, 27070290), (39, 26376180), (45, 22859356), (51, 20170020), (52, 19782135), (57, 18046860), (60, 17144517), (65, 15825708), (68, 15127515), (76, 13535145), (78, 13188090), (85, 12102012), (90, 11429678), (95, 10828116), (102, 10085010), (114, 9023430), (117, 8792060), (130, 7912854), (153, 6723340), (156, 6594045), (170, 6051006), (171, 6015620), (180, 5714839), (190, 5414058), (195, 5275236), (204, 5042505), (221, 4654620), (228, 4511715), (234, 4396030), (247, 4164660), (255, 4034004), (260, 3956427), (285, 3609372), (306, 3361670), (323, 3184740), (340, 3025503), (342, 3007810), (380, 2707029), (390, 2637618), (442, 2327310), (468, 2198015), (494, 2082330), (510, 2017002), (570, 1804686), (585, 1758412), (612, 1680835), (646, 1592370), (663, 1551540), (684, 1503905), (741, 1388220), (765, 1344668), (780, 1318809), (855, 1203124), (884, 1163655), (969, 1061580), (988, 1041165), (1020, 1008501), (1105, 930924), (1140, 902343), (1170, 879206), (1235, 832932), (1292, 796185), (1326, 775770), (1361, 755820), (1482, 694110), (1530, 672334), (1615, 636948), (1710, 601562), (1938, 530790), (1989, 517180), (2210, 465462), (2223, 462740), (2340, 439603), (2470, 416466), (2652, 387885), (2722, 377910), (2907, 353860), (2964, 347055), (3060, 336167), (3230, 318474), (3315, 310308), (3420, 300781), (3705, 277644), (3876, 265395), (3978, 258590), (4083, 251940), (4199, 244980), (4420, 232731), (4446, 231370), (4845, 212316), (4940, 208233), (5444, 188955), (5814, 176930), (6460, 159237), (6630, 155154), (6805, 151164), (7410, 138822), (7956, 129295), (8166, 125970), (8398, 122490), (8892, 115685), (9690, 106158), (9945, 103436), (11115, 92548), (11628, 88465), (12249, 83980), (12597, 81660), (13260, 77577), (13610, 75582), (14535, 70772), (14820, 69411), (16332, 62985), (16796, 61245), (17693, 58140), (19380, 53079), (19890, 51718), (20415, 50388), (20995, 48996), (22230, 46274), (23137, 44460), (24498, 41990), (25194, 40830), (25859, 39780), (27220, 37791), (29070, 35386)]