128477700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:251

約数の個数: 216

約数和(自身を含む): 442332800

約数和(自身を除く): 313855100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 79, 90, 100, 117, 130, 139, 150, 156, 158, 180, 195, 225, 234, 237, 260, 278, 300, 316, 325, 390, 395, 417, 450, 468, 474, 556, 585, 650, 695, 711, 780, 790, 834, 900, 948, 975, 1027, 1170, 1185, 1251, 1300, 1390, 1422, 1580, 1668, 1807, 1950, 1975, 2054, 2085, 2340, 2370, 2502, 2780, 2844, 2925, 3081, 3475, 3555, 3614, 3900, 3950, 4108, 4170, 4740, 5004, 5135, 5421, 5850, 5925, 6162, 6255, 6950, 7110, 7228, 7900, 8340, 9035, 9243, 10270, 10425, 10842, 10981, 11700, 11850, 12324, 12510, 13900, 14220, 15405, 16263, 17775, 18070, 18486, 20540, 20850, 21684, 21962, 23700, 25020, 25675, 27105, 30810, 31275, 32526, 32943, 35550, 36140, 36972, 41700, 43924, 45175, 46215, 51350, 54210, 54905, 61620, 62550, 65052, 65886, 71100, 77025, 81315, 90350, 92430, 98829, 102700, 108420, 109810, 125100, 131772, 135525, 142753, 154050, 162630, 164715, 180700, 184860, 197658, 219620, 231075, 271050, 274525, 285506, 308100, 325260, 329430, 395316, 406575, 428259, 462150, 494145, 542100, 549050, 571012, 658860, 713765, 813150, 823575, 856518, 924300, 988290, 1098100, 1284777, 1427530, 1626300, 1647150, 1713036, 1976580, 2141295, 2470725, 2569554, 2855060, 3294300, 3568825, 4282590, 4941450, 5139108, 6423885, 7137650, 8565180, 9882900, 10706475, 12847770, 14275300, 21412950, 25695540, 32119425, 42825900, 64238850, 128477700]

約数ペア:

[(1, 128477700), (2, 64238850), (3, 42825900), (4, 32119425), (5, 25695540), (6, 21412950), (9, 14275300), (10, 12847770), (12, 10706475), (13, 9882900), (15, 8565180), (18, 7137650), (20, 6423885), (25, 5139108), (26, 4941450), (30, 4282590), (36, 3568825), (39, 3294300), (45, 2855060), (50, 2569554), (52, 2470725), (60, 2141295), (65, 1976580), (75, 1713036), (78, 1647150), (79, 1626300), (90, 1427530), (100, 1284777), (117, 1098100), (130, 988290), (139, 924300), (150, 856518), (156, 823575), (158, 813150), (180, 713765), (195, 658860), (225, 571012), (234, 549050), (237, 542100), (260, 494145), (278, 462150), (300, 428259), (316, 406575), (325, 395316), (390, 329430), (395, 325260), (417, 308100), (450, 285506), (468, 274525), (474, 271050), (556, 231075), (585, 219620), (650, 197658), (695, 184860), (711, 180700), (780, 164715), (790, 162630), (834, 154050), (900, 142753), (948, 135525), (975, 131772), (1027, 125100), (1170, 109810), (1185, 108420), (1251, 102700), (1300, 98829), (1390, 92430), (1422, 90350), (1580, 81315), (1668, 77025), (1807, 71100), (1950, 65886), (1975, 65052), (2054, 62550), (2085, 61620), (2340, 54905), (2370, 54210), (2502, 51350), (2780, 46215), (2844, 45175), (2925, 43924), (3081, 41700), (3475, 36972), (3555, 36140), (3614, 35550), (3900, 32943), (3950, 32526), (4108, 31275), (4170, 30810), (4740, 27105), (5004, 25675), (5135, 25020), (5421, 23700), (5850, 21962), (5925, 21684), (6162, 20850), (6255, 20540), (6950, 18486), (7110, 18070), (7228, 17775), (7900, 16263), (8340, 15405), (9035, 14220), (9243, 13900), (10270, 12510), (10425, 12324), (10842, 11850), (10981, 11700)]