378889410260

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{491}}^1\times {\mathrm{7019}}^1$

素因数の和:7781

約数の個数: 96

約数和(自身を含む): 835552972800

約数和(自身を除く): 456663562540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 239, 460, 478, 491, 956, 982, 1195, 1964, 2390, 2455, 4780, 4910, 5497, 7019, 9820, 10994, 11293, 14038, 21988, 22586, 27485, 28076, 35095, 45172, 54970, 56465, 70190, 109940, 112930, 117349, 140380, 161437, 225860, 234698, 322874, 469396, 586745, 645748, 807185, 1173490, 1614370, 1677541, 2346980, 2699027, 3228740, 3355082, 3446329, 5398054, 6710164, 6892658, 8387705, 10796108, 13495135, 13785316, 16775410, 17231645, 26990270, 33550820, 34463290, 38583443, 53980540, 68926580, 77166886, 79265567, 154333772, 158531134, 192917215, 317062268, 385834430, 396327835, 771668860, 792655670, 823672631, 1585311340, 1647345262, 3294690524, 4118363155, 8236726310, 16473452620, 18944470513, 37888941026, 75777882052, 94722352565, 189444705130, 378889410260]

約数ペア:

[(1, 378889410260), (2, 189444705130), (4, 94722352565), (5, 75777882052), (10, 37888941026), (20, 18944470513), (23, 16473452620), (46, 8236726310), (92, 4118363155), (115, 3294690524), (230, 1647345262), (239, 1585311340), (460, 823672631), (478, 792655670), (491, 771668860), (956, 396327835), (982, 385834430), (1195, 317062268), (1964, 192917215), (2390, 158531134), (2455, 154333772), (4780, 79265567), (4910, 77166886), (5497, 68926580), (7019, 53980540), (9820, 38583443), (10994, 34463290), (11293, 33550820), (14038, 26990270), (21988, 17231645), (22586, 16775410), (27485, 13785316), (28076, 13495135), (35095, 10796108), (45172, 8387705), (54970, 6892658), (56465, 6710164), (70190, 5398054), (109940, 3446329), (112930, 3355082), (117349, 3228740), (140380, 2699027), (161437, 2346980), (225860, 1677541), (234698, 1614370), (322874, 1173490), (469396, 807185), (586745, 645748)]