1388456370

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:326

約数の個数: 256

約数和(自身を含む): 4389396480

約数和(自身を除く): 3000940110

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 53, 54, 63, 70, 83, 90, 105, 106, 126, 135, 159, 166, 167, 189, 210, 249, 265, 270, 315, 318, 334, 371, 378, 415, 477, 498, 501, 530, 581, 630, 742, 747, 795, 830, 835, 945, 954, 1002, 1113, 1162, 1169, 1245, 1431, 1494, 1503, 1590, 1670, 1743, 1855, 1890, 2226, 2241, 2338, 2385, 2490, 2505, 2862, 2905, 3006, 3339, 3486, 3507, 3710, 3735, 4399, 4482, 4509, 4770, 5010, 5229, 5565, 5810, 5845, 6678, 7014, 7155, 7470, 7515, 8715, 8798, 8851, 9018, 10017, 10458, 10521, 11130, 11205, 11690, 13197, 13861, 14310, 15030, 15687, 16695, 17430, 17535, 17702, 20034, 21042, 21995, 22410, 22545, 26145, 26394, 26553, 27722, 30793, 31374, 31563, 33390, 35070, 39591, 41583, 43990, 44255, 45090, 50085, 52290, 52605, 53106, 61586, 61957, 63126, 65985, 69305, 78435, 79182, 79659, 83166, 88510, 92379, 97027, 100170, 105210, 118773, 123914, 124749, 131970, 132765, 138610, 153965, 156870, 157815, 159318, 184758, 185871, 194054, 197955, 207915, 237546, 238977, 249498, 265530, 277137, 291081, 307930, 309785, 315630, 371742, 374247, 395910, 398295, 415830, 461895, 477954, 485135, 554274, 557613, 582162, 593865, 619570, 623745, 734633, 748494, 796590, 831411, 873243, 923790, 929355, 970270, 1115226, 1187730, 1194885, 1247490, 1385685, 1455405, 1469266, 1662822, 1672839, 1746486, 1858710, 1871235, 2203899, 2389770, 2619729, 2771370, 2788065, 2910810, 3345678, 3673165, 3742470, 4157055, 4366215, 4407798, 5142431, 5239458, 5576130, 6611697, 7346330, 8314110, 8364195, 8732430, 10284862, 11019495, 13098645, 13223394, 15427293, 16728390, 19835091, 22038990, 25712155, 26197290, 30854586, 33058485, 39670182, 46281879, 51424310, 66116970, 77136465, 92563758, 99175455, 138845637, 154272930, 198350910, 231409395, 277691274, 462818790, 694228185, 1388456370]

約数ペア:

[(1, 1388456370), (2, 694228185), (3, 462818790), (5, 277691274), (6, 231409395), (7, 198350910), (9, 154272930), (10, 138845637), (14, 99175455), (15, 92563758), (18, 77136465), (21, 66116970), (27, 51424310), (30, 46281879), (35, 39670182), (42, 33058485), (45, 30854586), (53, 26197290), (54, 25712155), (63, 22038990), (70, 19835091), (83, 16728390), (90, 15427293), (105, 13223394), (106, 13098645), (126, 11019495), (135, 10284862), (159, 8732430), (166, 8364195), (167, 8314110), (189, 7346330), (210, 6611697), (249, 5576130), (265, 5239458), (270, 5142431), (315, 4407798), (318, 4366215), (334, 4157055), (371, 3742470), (378, 3673165), (415, 3345678), (477, 2910810), (498, 2788065), (501, 2771370), (530, 2619729), (581, 2389770), (630, 2203899), (742, 1871235), (747, 1858710), (795, 1746486), (830, 1672839), (835, 1662822), (945, 1469266), (954, 1455405), (1002, 1385685), (1113, 1247490), (1162, 1194885), (1169, 1187730), (1245, 1115226), (1431, 970270), (1494, 929355), (1503, 923790), (1590, 873243), (1670, 831411), (1743, 796590), (1855, 748494), (1890, 734633), (2226, 623745), (2241, 619570), (2338, 593865), (2385, 582162), (2490, 557613), (2505, 554274), (2862, 485135), (2905, 477954), (3006, 461895), (3339, 415830), (3486, 398295), (3507, 395910), (3710, 374247), (3735, 371742), (4399, 315630), (4482, 309785), (4509, 307930), (4770, 291081), (5010, 277137), (5229, 265530), (5565, 249498), (5810, 238977), (5845, 237546), (6678, 207915), (7014, 197955), (7155, 194054), (7470, 185871), (7515, 184758), (8715, 159318), (8798, 157815), (8851, 156870), (9018, 153965), (10017, 138610), (10458, 132765), (10521, 131970), (11130, 124749), (11205, 123914), (11690, 118773), (13197, 105210), (13861, 100170), (14310, 97027), (15030, 92379), (15687, 88510), (16695, 83166), (17430, 79659), (17535, 79182), (17702, 78435), (20034, 69305), (21042, 65985), (21995, 63126), (22410, 61957), (22545, 61586), (26145, 53106), (26394, 52605), (26553, 52290), (27722, 50085), (30793, 45090), (31374, 44255), (31563, 43990), (33390, 41583), (35070, 39591)]