4402980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:477

約数の個数: 72

約数和(自身を含む): 13608504

約数和(自身を除く): 9205524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 401, 549, 610, 732, 802, 915, 1098, 1203, 1220, 1604, 1830, 2005, 2196, 2406, 2745, 3609, 3660, 4010, 4812, 5490, 6015, 7218, 8020, 10980, 12030, 14436, 18045, 24060, 24461, 36090, 48922, 72180, 73383, 97844, 122305, 146766, 220149, 244610, 293532, 366915, 440298, 489220, 733830, 880596, 1100745, 1467660, 2201490, 4402980]

約数ペア:

[(1, 4402980), (2, 2201490), (3, 1467660), (4, 1100745), (5, 880596), (6, 733830), (9, 489220), (10, 440298), (12, 366915), (15, 293532), (18, 244610), (20, 220149), (30, 146766), (36, 122305), (45, 97844), (60, 73383), (61, 72180), (90, 48922), (122, 36090), (180, 24461), (183, 24060), (244, 18045), (305, 14436), (366, 12030), (401, 10980), (549, 8020), (610, 7218), (732, 6015), (802, 5490), (915, 4812), (1098, 4010), (1203, 3660), (1220, 3609), (1604, 2745), (1830, 2406), (2005, 2196)]