4378312280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:637

約数の個数: 128

約数和(自身を含む): 10414656000

約数和(自身を除く): 6036343720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 89, 97, 124, 155, 178, 194, 248, 310, 356, 388, 409, 445, 485, 620, 712, 776, 818, 890, 970, 1240, 1636, 1780, 1940, 2045, 2759, 3007, 3272, 3560, 3880, 4090, 5518, 6014, 8180, 8633, 11036, 12028, 12679, 13795, 15035, 16360, 17266, 22072, 24056, 25358, 27590, 30070, 34532, 36401, 39673, 43165, 50716, 55180, 60140, 63395, 69064, 72802, 79346, 86330, 101432, 110360, 120280, 126790, 145604, 158692, 172660, 182005, 198365, 253580, 267623, 291208, 317384, 345320, 364010, 396730, 507160, 535246, 728020, 793460, 1070492, 1128431, 1229863, 1338115, 1456040, 1586920, 2140984, 2256862, 2459726, 2676230, 3530897, 4513724, 4919452, 5352460, 5642155, 6149315, 7061794, 9027448, 9838904, 10704920, 11284310, 12298630, 14123588, 17654485, 22568620, 24597260, 28247176, 35308970, 45137240, 49194520, 70617940, 109457807, 141235880, 218915614, 437831228, 547289035, 875662456, 1094578070, 2189156140, 4378312280]

約数ペア:

[(1, 4378312280), (2, 2189156140), (4, 1094578070), (5, 875662456), (8, 547289035), (10, 437831228), (20, 218915614), (31, 141235880), (40, 109457807), (62, 70617940), (89, 49194520), (97, 45137240), (124, 35308970), (155, 28247176), (178, 24597260), (194, 22568620), (248, 17654485), (310, 14123588), (356, 12298630), (388, 11284310), (409, 10704920), (445, 9838904), (485, 9027448), (620, 7061794), (712, 6149315), (776, 5642155), (818, 5352460), (890, 4919452), (970, 4513724), (1240, 3530897), (1636, 2676230), (1780, 2459726), (1940, 2256862), (2045, 2140984), (2759, 1586920), (3007, 1456040), (3272, 1338115), (3560, 1229863), (3880, 1128431), (4090, 1070492), (5518, 793460), (6014, 728020), (8180, 535246), (8633, 507160), (11036, 396730), (12028, 364010), (12679, 345320), (13795, 317384), (15035, 291208), (16360, 267623), (17266, 253580), (22072, 198365), (24056, 182005), (25358, 172660), (27590, 158692), (30070, 145604), (34532, 126790), (36401, 120280), (39673, 110360), (43165, 101432), (50716, 86330), (55180, 79346), (60140, 72802), (63395, 69064)]