289701200

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1$

素因数の和:493

約数の個数: 120

約数和(自身を含む): 732143616

約数和(自身を除く): 442442416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 61, 62, 80, 100, 122, 124, 155, 200, 244, 248, 305, 310, 383, 400, 488, 496, 610, 620, 766, 775, 976, 1220, 1240, 1525, 1532, 1550, 1891, 1915, 2440, 2480, 3050, 3064, 3100, 3782, 3830, 4880, 6100, 6128, 6200, 7564, 7660, 9455, 9575, 11873, 12200, 12400, 15128, 15320, 18910, 19150, 23363, 23746, 24400, 30256, 30640, 37820, 38300, 46726, 47275, 47492, 59365, 75640, 76600, 93452, 94550, 94984, 116815, 118730, 151280, 153200, 186904, 189100, 189968, 233630, 237460, 296825, 373808, 378200, 467260, 474920, 584075, 593650, 724253, 756400, 934520, 949840, 1168150, 1187300, 1448506, 1869040, 2336300, 2374600, 2897012, 3621265, 4672600, 4749200, 5794024, 7242530, 9345200, 11588048, 14485060, 18106325, 28970120, 36212650, 57940240, 72425300, 144850600, 289701200]

約数ペア:

[(1, 289701200), (2, 144850600), (4, 72425300), (5, 57940240), (8, 36212650), (10, 28970120), (16, 18106325), (20, 14485060), (25, 11588048), (31, 9345200), (40, 7242530), (50, 5794024), (61, 4749200), (62, 4672600), (80, 3621265), (100, 2897012), (122, 2374600), (124, 2336300), (155, 1869040), (200, 1448506), (244, 1187300), (248, 1168150), (305, 949840), (310, 934520), (383, 756400), (400, 724253), (488, 593650), (496, 584075), (610, 474920), (620, 467260), (766, 378200), (775, 373808), (976, 296825), (1220, 237460), (1240, 233630), (1525, 189968), (1532, 189100), (1550, 186904), (1891, 153200), (1915, 151280), (2440, 118730), (2480, 116815), (3050, 94984), (3064, 94550), (3100, 93452), (3782, 76600), (3830, 75640), (4880, 59365), (6100, 47492), (6128, 47275), (6200, 46726), (7564, 38300), (7660, 37820), (9455, 30640), (9575, 30256), (11873, 24400), (12200, 23746), (12400, 23363), (15128, 19150), (15320, 18910)]