280532910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{70309}}^1$

素因数の和:70345

約数の個数: 64

約数和(自身を含む): 809971200

約数和(自身を除く): 529438290

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 70309, 140618, 210927, 351545, 421854, 492163, 703090, 984326, 1054635, 1335871, 1476489, 2109270, 2460815, 2671742, 2952978, 4007613, 4921630, 6679355, 7382445, 8015226, 9351097, 13358710, 14764890, 18702194, 20038065, 28053291, 40076130, 46755485, 56106582, 93510970, 140266455, 280532910]

約数ペア:

[(1, 280532910), (2, 140266455), (3, 93510970), (5, 56106582), (6, 46755485), (7, 40076130), (10, 28053291), (14, 20038065), (15, 18702194), (19, 14764890), (21, 13358710), (30, 9351097), (35, 8015226), (38, 7382445), (42, 6679355), (57, 4921630), (70, 4007613), (95, 2952978), (105, 2671742), (114, 2460815), (133, 2109270), (190, 1476489), (210, 1335871), (266, 1054635), (285, 984326), (399, 703090), (570, 492163), (665, 421854), (798, 351545), (1330, 210927), (1995, 140618), (3990, 70309)]