320337420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{2269}}^1$

素因数の和:2475

約数の個数: 96

約数和(自身を含む): 971705280

約数和(自身を除く): 651367860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 181, 195, 260, 362, 390, 543, 724, 780, 905, 1086, 1810, 2172, 2269, 2353, 2715, 3620, 4538, 4706, 5430, 6807, 7059, 9076, 9412, 10860, 11345, 11765, 13614, 14118, 22690, 23530, 27228, 28236, 29497, 34035, 35295, 45380, 47060, 58994, 68070, 70590, 88491, 117988, 136140, 141180, 147485, 176982, 294970, 353964, 410689, 442455, 589940, 821378, 884910, 1232067, 1642756, 1769820, 2053445, 2464134, 4106890, 4928268, 5338957, 6160335, 8213780, 10677914, 12320670, 16016871, 21355828, 24641340, 26694785, 32033742, 53389570, 64067484, 80084355, 106779140, 160168710, 320337420]

約数ペア:

[(1, 320337420), (2, 160168710), (3, 106779140), (4, 80084355), (5, 64067484), (6, 53389570), (10, 32033742), (12, 26694785), (13, 24641340), (15, 21355828), (20, 16016871), (26, 12320670), (30, 10677914), (39, 8213780), (52, 6160335), (60, 5338957), (65, 4928268), (78, 4106890), (130, 2464134), (156, 2053445), (181, 1769820), (195, 1642756), (260, 1232067), (362, 884910), (390, 821378), (543, 589940), (724, 442455), (780, 410689), (905, 353964), (1086, 294970), (1810, 176982), (2172, 147485), (2269, 141180), (2353, 136140), (2715, 117988), (3620, 88491), (4538, 70590), (4706, 68070), (5430, 58994), (6807, 47060), (7059, 45380), (9076, 35295), (9412, 34035), (10860, 29497), (11345, 28236), (11765, 27228), (13614, 23530), (14118, 22690)]