749862376240

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6449}}^1\times {\mathrm{23827}}^1$

素因数の和:30350

約数の個数: 80

約数和(自身を含む): 1772359999200

約数和(自身を除く): 1022497622960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 6449, 12898, 23827, 25796, 32245, 47654, 51592, 64490, 95308, 103184, 119135, 128980, 190616, 238270, 257960, 381232, 393389, 476540, 515920, 786778, 953080, 1453447, 1573556, 1906160, 1966945, 2906894, 3147112, 3933890, 5813788, 6294224, 7267235, 7867780, 11627576, 14534470, 15735560, 23255152, 29068940, 31471120, 58137880, 116275760, 153660323, 307320646, 614641292, 768301615, 1229282584, 1536603230, 2458565168, 3073206460, 6146412920, 9373279703, 12292825840, 18746559406, 37493118812, 46866398515, 74986237624, 93732797030, 149972475248, 187465594060, 374931188120, 749862376240]

約数ペア:

[(1, 749862376240), (2, 374931188120), (4, 187465594060), (5, 149972475248), (8, 93732797030), (10, 74986237624), (16, 46866398515), (20, 37493118812), (40, 18746559406), (61, 12292825840), (80, 9373279703), (122, 6146412920), (244, 3073206460), (305, 2458565168), (488, 1536603230), (610, 1229282584), (976, 768301615), (1220, 614641292), (2440, 307320646), (4880, 153660323), (6449, 116275760), (12898, 58137880), (23827, 31471120), (25796, 29068940), (32245, 23255152), (47654, 15735560), (51592, 14534470), (64490, 11627576), (95308, 7867780), (103184, 7267235), (119135, 6294224), (128980, 5813788), (190616, 3933890), (238270, 3147112), (257960, 2906894), (381232, 1966945), (393389, 1906160), (476540, 1573556), (515920, 1453447), (786778, 953080)]