2479809040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{449}}^1$

素因数の和:641

約数の個数: 160

約数和(自身を含む): 6363878400

約数和(自身を除く): 3884069360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 131, 136, 155, 170, 248, 262, 272, 310, 340, 449, 496, 524, 527, 620, 655, 680, 898, 1048, 1054, 1240, 1310, 1360, 1796, 2096, 2108, 2227, 2245, 2480, 2620, 2635, 3592, 4061, 4216, 4454, 4490, 5240, 5270, 7184, 7633, 8122, 8432, 8908, 8980, 10480, 10540, 11135, 13919, 15266, 16244, 17816, 17960, 20305, 21080, 22270, 27838, 30532, 32488, 35632, 35920, 38165, 40610, 42160, 44540, 55676, 58819, 61064, 64976, 69037, 69595, 76330, 81220, 89080, 111352, 117638, 122128, 138074, 139190, 152660, 162440, 178160, 222704, 235276, 236623, 276148, 278380, 294095, 305320, 324880, 345185, 470552, 473246, 552296, 556760, 588190, 610640, 690370, 941104, 946492, 999923, 1104592, 1113520, 1176380, 1183115, 1380740, 1823389, 1892984, 1999846, 2352760, 2366230, 2761480, 3646778, 3785968, 3999692, 4705520, 4732460, 4999615, 5522960, 7293556, 7999384, 9116945, 9464920, 9999230, 14587112, 15998768, 18233890, 18929840, 19998460, 29174224, 30997613, 36467780, 39996920, 61995226, 72935560, 79993840, 123990452, 145871120, 154988065, 247980904, 309976130, 495961808, 619952260, 1239904520, 2479809040]

約数ペア:

[(1, 2479809040), (2, 1239904520), (4, 619952260), (5, 495961808), (8, 309976130), (10, 247980904), (16, 154988065), (17, 145871120), (20, 123990452), (31, 79993840), (34, 72935560), (40, 61995226), (62, 39996920), (68, 36467780), (80, 30997613), (85, 29174224), (124, 19998460), (131, 18929840), (136, 18233890), (155, 15998768), (170, 14587112), (248, 9999230), (262, 9464920), (272, 9116945), (310, 7999384), (340, 7293556), (449, 5522960), (496, 4999615), (524, 4732460), (527, 4705520), (620, 3999692), (655, 3785968), (680, 3646778), (898, 2761480), (1048, 2366230), (1054, 2352760), (1240, 1999846), (1310, 1892984), (1360, 1823389), (1796, 1380740), (2096, 1183115), (2108, 1176380), (2227, 1113520), (2245, 1104592), (2480, 999923), (2620, 946492), (2635, 941104), (3592, 690370), (4061, 610640), (4216, 588190), (4454, 556760), (4490, 552296), (5240, 473246), (5270, 470552), (7184, 345185), (7633, 324880), (8122, 305320), (8432, 294095), (8908, 278380), (8980, 276148), (10480, 236623), (10540, 235276), (11135, 222704), (13919, 178160), (15266, 162440), (16244, 152660), (17816, 139190), (17960, 138074), (20305, 122128), (21080, 117638), (22270, 111352), (27838, 89080), (30532, 81220), (32488, 76330), (35632, 69595), (35920, 69037), (38165, 64976), (40610, 61064), (42160, 58819), (44540, 55676)]