210734080

素因数分解:

$2^{10}\times 5^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:625

約数の個数: 88

約数和(自身を含む): 512896320

約数和(自身を除く): 302162240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 256, 316, 320, 395, 512, 521, 632, 640, 790, 1024, 1042, 1264, 1280, 1580, 2084, 2528, 2560, 2605, 3160, 4168, 5056, 5120, 5210, 6320, 8336, 10112, 10420, 12640, 16672, 20224, 20840, 25280, 33344, 40448, 41159, 41680, 50560, 66688, 80896, 82318, 83360, 101120, 133376, 164636, 166720, 202240, 205795, 266752, 329272, 333440, 404480, 411590, 533504, 658544, 666880, 823180, 1317088, 1333760, 1646360, 2634176, 2667520, 3292720, 5268352, 6585440, 10536704, 13170880, 21073408, 26341760, 42146816, 52683520, 105367040, 210734080]

約数ペア:

[(1, 210734080), (2, 105367040), (4, 52683520), (5, 42146816), (8, 26341760), (10, 21073408), (16, 13170880), (20, 10536704), (32, 6585440), (40, 5268352), (64, 3292720), (79, 2667520), (80, 2634176), (128, 1646360), (158, 1333760), (160, 1317088), (256, 823180), (316, 666880), (320, 658544), (395, 533504), (512, 411590), (521, 404480), (632, 333440), (640, 329272), (790, 266752), (1024, 205795), (1042, 202240), (1264, 166720), (1280, 164636), (1580, 133376), (2084, 101120), (2528, 83360), (2560, 82318), (2605, 80896), (3160, 66688), (4168, 50560), (5056, 41680), (5120, 41159), (5210, 40448), (6320, 33344), (8336, 25280), (10112, 20840), (10420, 20224), (12640, 16672)]