220752240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29671}}^1$

素因数の和:29718

約数の個数: 80

約数和(自身を含む): 706430976

約数和(自身を除く): 485678736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 29671, 59342, 89013, 118684, 148355, 178026, 237368, 296710, 356052, 445065, 474736, 593420, 712104, 890130, 919801, 1186840, 1424208, 1780260, 1839602, 2373680, 2759403, 3560520, 3679204, 4599005, 5518806, 7121040, 7358408, 9198010, 11037612, 13797015, 14716816, 18396020, 22075224, 27594030, 36792040, 44150448, 55188060, 73584080, 110376120, 220752240]

約数ペア:

[(1, 220752240), (2, 110376120), (3, 73584080), (4, 55188060), (5, 44150448), (6, 36792040), (8, 27594030), (10, 22075224), (12, 18396020), (15, 14716816), (16, 13797015), (20, 11037612), (24, 9198010), (30, 7358408), (31, 7121040), (40, 5518806), (48, 4599005), (60, 3679204), (62, 3560520), (80, 2759403), (93, 2373680), (120, 1839602), (124, 1780260), (155, 1424208), (186, 1186840), (240, 919801), (248, 890130), (310, 712104), (372, 593420), (465, 474736), (496, 445065), (620, 356052), (744, 296710), (930, 237368), (1240, 178026), (1488, 148355), (1860, 118684), (2480, 89013), (3720, 59342), (7440, 29671)]