299968400

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1423}}^1$

素因数の和:1489

約数の個数: 120

約数和(自身を含む): 788235264

約数和(自身を除く): 488266864

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 31, 34, 40, 50, 62, 68, 80, 85, 100, 124, 136, 155, 170, 200, 248, 272, 310, 340, 400, 425, 496, 527, 620, 680, 775, 850, 1054, 1240, 1360, 1423, 1550, 1700, 2108, 2480, 2635, 2846, 3100, 3400, 4216, 5270, 5692, 6200, 6800, 7115, 8432, 10540, 11384, 12400, 13175, 14230, 21080, 22768, 24191, 26350, 28460, 35575, 42160, 44113, 48382, 52700, 56920, 71150, 88226, 96764, 105400, 113840, 120955, 142300, 176452, 193528, 210800, 220565, 241910, 284600, 352904, 387056, 441130, 483820, 569200, 604775, 705808, 749921, 882260, 967640, 1102825, 1209550, 1499842, 1764520, 1935280, 2205650, 2419100, 2999684, 3529040, 3749605, 4411300, 4838200, 5999368, 7499210, 8822600, 9676400, 11998736, 14998420, 17645200, 18748025, 29996840, 37496050, 59993680, 74992100, 149984200, 299968400]

約数ペア:

[(1, 299968400), (2, 149984200), (4, 74992100), (5, 59993680), (8, 37496050), (10, 29996840), (16, 18748025), (17, 17645200), (20, 14998420), (25, 11998736), (31, 9676400), (34, 8822600), (40, 7499210), (50, 5999368), (62, 4838200), (68, 4411300), (80, 3749605), (85, 3529040), (100, 2999684), (124, 2419100), (136, 2205650), (155, 1935280), (170, 1764520), (200, 1499842), (248, 1209550), (272, 1102825), (310, 967640), (340, 882260), (400, 749921), (425, 705808), (496, 604775), (527, 569200), (620, 483820), (680, 441130), (775, 387056), (850, 352904), (1054, 284600), (1240, 241910), (1360, 220565), (1423, 210800), (1550, 193528), (1700, 176452), (2108, 142300), (2480, 120955), (2635, 113840), (2846, 105400), (3100, 96764), (3400, 88226), (4216, 71150), (5270, 56920), (5692, 52700), (6200, 48382), (6800, 44113), (7115, 42160), (8432, 35575), (10540, 28460), (11384, 26350), (12400, 24191), (13175, 22768), (14230, 21080)]