84475020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{487}}^1$

素因数の和:572

約数の個数: 144

約数和(自身を含む): 280385280

約数和(自身を除く): 195910260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 59, 60, 70, 84, 98, 105, 118, 140, 147, 177, 196, 210, 236, 245, 294, 295, 354, 413, 420, 487, 490, 588, 590, 708, 735, 826, 885, 974, 980, 1180, 1239, 1461, 1470, 1652, 1770, 1948, 2065, 2435, 2478, 2891, 2922, 2940, 3409, 3540, 4130, 4870, 4956, 5782, 5844, 6195, 6818, 7305, 8260, 8673, 9740, 10227, 11564, 12390, 13636, 14455, 14610, 17045, 17346, 20454, 23863, 24780, 28733, 28910, 29220, 34090, 34692, 40908, 43365, 47726, 51135, 57466, 57820, 68180, 71589, 86199, 86730, 95452, 102270, 114932, 119315, 143178, 143665, 172398, 173460, 201131, 204540, 238630, 286356, 287330, 344796, 357945, 402262, 430995, 477260, 574660, 603393, 715890, 804524, 861990, 1005655, 1206786, 1407917, 1431780, 1723980, 2011310, 2413572, 2815834, 3016965, 4022620, 4223751, 5631668, 6033930, 7039585, 8447502, 12067860, 14079170, 16895004, 21118755, 28158340, 42237510, 84475020]

約数ペア:

[(1, 84475020), (2, 42237510), (3, 28158340), (4, 21118755), (5, 16895004), (6, 14079170), (7, 12067860), (10, 8447502), (12, 7039585), (14, 6033930), (15, 5631668), (20, 4223751), (21, 4022620), (28, 3016965), (30, 2815834), (35, 2413572), (42, 2011310), (49, 1723980), (59, 1431780), (60, 1407917), (70, 1206786), (84, 1005655), (98, 861990), (105, 804524), (118, 715890), (140, 603393), (147, 574660), (177, 477260), (196, 430995), (210, 402262), (236, 357945), (245, 344796), (294, 287330), (295, 286356), (354, 238630), (413, 204540), (420, 201131), (487, 173460), (490, 172398), (588, 143665), (590, 143178), (708, 119315), (735, 114932), (826, 102270), (885, 95452), (974, 86730), (980, 86199), (1180, 71589), (1239, 68180), (1461, 57820), (1470, 57466), (1652, 51135), (1770, 47726), (1948, 43365), (2065, 40908), (2435, 34692), (2478, 34090), (2891, 29220), (2922, 28910), (2940, 28733), (3409, 24780), (3540, 23863), (4130, 20454), (4870, 17346), (4956, 17045), (5782, 14610), (5844, 14455), (6195, 13636), (6818, 12390), (7305, 11564), (8260, 10227), (8673, 9740)]