199707720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{40591}}^1$

素因数の和:40646

約数の個数: 64

約数和(自身を含む): 613751040

約数和(自身を除く): 414043320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4920, 40591, 81182, 121773, 162364, 202955, 243546, 324728, 405910, 487092, 608865, 811820, 974184, 1217730, 1623640, 1664231, 2435460, 3328462, 4870920, 4992693, 6656924, 8321155, 9985386, 13313848, 16642310, 19970772, 24963465, 33284620, 39941544, 49926930, 66569240, 99853860, 199707720]

約数ペア:

[(1, 199707720), (2, 99853860), (3, 66569240), (4, 49926930), (5, 39941544), (6, 33284620), (8, 24963465), (10, 19970772), (12, 16642310), (15, 13313848), (20, 9985386), (24, 8321155), (30, 6656924), (40, 4992693), (41, 4870920), (60, 3328462), (82, 2435460), (120, 1664231), (123, 1623640), (164, 1217730), (205, 974184), (246, 811820), (328, 608865), (410, 487092), (492, 405910), (615, 324728), (820, 243546), (984, 202955), (1230, 162364), (1640, 121773), (2460, 81182), (4920, 40591)]