210898940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{12659}}^1$

素因数の和:12699

約数の個数: 72

約数和(自身を含む): 545544720

約数和(自身を除く): 334645780

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 8330, 12659, 16660, 25318, 50636, 63295, 88613, 126590, 177226, 215203, 253180, 354452, 430406, 443065, 620291, 860812, 886130, 1076015, 1240582, 1506421, 1772260, 2152030, 2481164, 3012842, 3101455, 4304060, 6025684, 6202910, 7532105, 10544947, 12405820, 15064210, 21089894, 30128420, 42179788, 52724735, 105449470, 210898940]

約数ペア:

[(1, 210898940), (2, 105449470), (4, 52724735), (5, 42179788), (7, 30128420), (10, 21089894), (14, 15064210), (17, 12405820), (20, 10544947), (28, 7532105), (34, 6202910), (35, 6025684), (49, 4304060), (68, 3101455), (70, 3012842), (85, 2481164), (98, 2152030), (119, 1772260), (140, 1506421), (170, 1240582), (196, 1076015), (238, 886130), (245, 860812), (340, 620291), (476, 443065), (490, 430406), (595, 354452), (833, 253180), (980, 215203), (1190, 177226), (1666, 126590), (2380, 88613), (3332, 63295), (4165, 50636), (8330, 25318), (12659, 16660)]