216664560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{42989}}^1$

素因数の和:43015

約数の個数: 120

約数和(自身を含む): 831598560

約数和(自身を除く): 614934000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 42989, 85978, 128967, 171956, 214945, 257934, 300923, 343912, 386901, 429890, 515868, 601846, 644835, 687824, 773802, 859780, 902769, 1031736, 1203692, 1289670, 1504615, 1547604, 1719560, 1805538, 1934505, 2063472, 2407384, 2579340, 2708307, 3009230, 3095208, 3439120, 3611076, 3869010, 4513845, 4814768, 5158680, 5416614, 6018460, 6190416, 7222152, 7738020, 9027690, 10317360, 10833228, 12036920, 13541535, 14444304, 15476040, 18055380, 21666456, 24073840, 27083070, 30952080, 36110760, 43332912, 54166140, 72221520, 108332280, 216664560]

約数ペア:

[(1, 216664560), (2, 108332280), (3, 72221520), (4, 54166140), (5, 43332912), (6, 36110760), (7, 30952080), (8, 27083070), (9, 24073840), (10, 21666456), (12, 18055380), (14, 15476040), (15, 14444304), (16, 13541535), (18, 12036920), (20, 10833228), (21, 10317360), (24, 9027690), (28, 7738020), (30, 7222152), (35, 6190416), (36, 6018460), (40, 5416614), (42, 5158680), (45, 4814768), (48, 4513845), (56, 3869010), (60, 3611076), (63, 3439120), (70, 3095208), (72, 3009230), (80, 2708307), (84, 2579340), (90, 2407384), (105, 2063472), (112, 1934505), (120, 1805538), (126, 1719560), (140, 1547604), (144, 1504615), (168, 1289670), (180, 1203692), (210, 1031736), (240, 902769), (252, 859780), (280, 773802), (315, 687824), (336, 644835), (360, 601846), (420, 515868), (504, 429890), (560, 386901), (630, 343912), (720, 300923), (840, 257934), (1008, 214945), (1260, 171956), (1680, 128967), (2520, 85978), (5040, 42989)]