306540400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{419}}^1$

素因数の和:527

約数の個数: 120

約数和(自身を含む): 774950400

約数和(自身を除く): 468410000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 59, 62, 80, 100, 118, 124, 155, 200, 236, 248, 295, 310, 400, 419, 472, 496, 590, 620, 775, 838, 944, 1180, 1240, 1475, 1550, 1676, 1829, 2095, 2360, 2480, 2950, 3100, 3352, 3658, 4190, 4720, 5900, 6200, 6704, 7316, 8380, 9145, 10475, 11800, 12400, 12989, 14632, 16760, 18290, 20950, 23600, 24721, 25978, 29264, 33520, 36580, 41900, 45725, 49442, 51956, 64945, 73160, 83800, 91450, 98884, 103912, 123605, 129890, 146320, 167600, 182900, 197768, 207824, 247210, 259780, 324725, 365800, 395536, 494420, 519560, 618025, 649450, 731600, 766351, 988840, 1039120, 1236050, 1298900, 1532702, 1977680, 2472100, 2597800, 3065404, 3831755, 4944200, 5195600, 6130808, 7663510, 9888400, 12261616, 15327020, 19158775, 30654040, 38317550, 61308080, 76635100, 153270200, 306540400]

約数ペア:

[(1, 306540400), (2, 153270200), (4, 76635100), (5, 61308080), (8, 38317550), (10, 30654040), (16, 19158775), (20, 15327020), (25, 12261616), (31, 9888400), (40, 7663510), (50, 6130808), (59, 5195600), (62, 4944200), (80, 3831755), (100, 3065404), (118, 2597800), (124, 2472100), (155, 1977680), (200, 1532702), (236, 1298900), (248, 1236050), (295, 1039120), (310, 988840), (400, 766351), (419, 731600), (472, 649450), (496, 618025), (590, 519560), (620, 494420), (775, 395536), (838, 365800), (944, 324725), (1180, 259780), (1240, 247210), (1475, 207824), (1550, 197768), (1676, 182900), (1829, 167600), (2095, 146320), (2360, 129890), (2480, 123605), (2950, 103912), (3100, 98884), (3352, 91450), (3658, 83800), (4190, 73160), (4720, 64945), (5900, 51956), (6200, 49442), (6704, 45725), (7316, 41900), (8380, 36580), (9145, 33520), (10475, 29264), (11800, 25978), (12400, 24721), (12989, 23600), (14632, 20950), (16760, 18290)]