216257220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{2467}}^1$

素因数の和:2969

約数の個数: 72

約数和(自身を含む): 657593664

約数和(自身を除く): 441336444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 487, 974, 1461, 1948, 2435, 2467, 2922, 4383, 4870, 4934, 5844, 7305, 7401, 8766, 9740, 9868, 12335, 14610, 14802, 17532, 21915, 22203, 24670, 29220, 29604, 37005, 43830, 44406, 49340, 74010, 87660, 88812, 111015, 148020, 222030, 444060, 1201429, 2402858, 3604287, 4805716, 6007145, 7208574, 10812861, 12014290, 14417148, 18021435, 21625722, 24028580, 36042870, 43251444, 54064305, 72085740, 108128610, 216257220]

約数ペア:

[(1, 216257220), (2, 108128610), (3, 72085740), (4, 54064305), (5, 43251444), (6, 36042870), (9, 24028580), (10, 21625722), (12, 18021435), (15, 14417148), (18, 12014290), (20, 10812861), (30, 7208574), (36, 6007145), (45, 4805716), (60, 3604287), (90, 2402858), (180, 1201429), (487, 444060), (974, 222030), (1461, 148020), (1948, 111015), (2435, 88812), (2467, 87660), (2922, 74010), (4383, 49340), (4870, 44406), (4934, 43830), (5844, 37005), (7305, 29604), (7401, 29220), (8766, 24670), (9740, 22203), (9868, 21915), (12335, 17532), (14610, 14802)]