388817910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{757}}^1$

素因数の和:1222

約数の個数: 96

約数和(自身を含む): 1092611520

約数和(自身を除く): 703793610

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 439, 585, 757, 878, 1170, 1317, 1514, 2195, 2271, 2634, 3785, 3951, 4390, 4542, 5707, 6585, 6813, 7570, 7902, 9841, 11355, 11414, 13170, 13626, 17121, 19682, 19755, 22710, 28535, 29523, 34065, 34242, 39510, 49205, 51363, 57070, 59046, 68130, 85605, 88569, 98410, 102726, 147615, 171210, 177138, 256815, 295230, 332323, 442845, 513630, 664646, 885690, 996969, 1661615, 1993938, 2990907, 3323230, 4320199, 4984845, 5981814, 8640398, 9969690, 12960597, 14954535, 21600995, 25921194, 29909070, 38881791, 43201990, 64802985, 77763582, 129605970, 194408955, 388817910]

約数ペア:

[(1, 388817910), (2, 194408955), (3, 129605970), (5, 77763582), (6, 64802985), (9, 43201990), (10, 38881791), (13, 29909070), (15, 25921194), (18, 21600995), (26, 14954535), (30, 12960597), (39, 9969690), (45, 8640398), (65, 5981814), (78, 4984845), (90, 4320199), (117, 3323230), (130, 2990907), (195, 1993938), (234, 1661615), (390, 996969), (439, 885690), (585, 664646), (757, 513630), (878, 442845), (1170, 332323), (1317, 295230), (1514, 256815), (2195, 177138), (2271, 171210), (2634, 147615), (3785, 102726), (3951, 98410), (4390, 88569), (4542, 85605), (5707, 68130), (6585, 59046), (6813, 57070), (7570, 51363), (7902, 49205), (9841, 39510), (11355, 34242), (11414, 34065), (13170, 29523), (13626, 28535), (17121, 22710), (19682, 19755)]