68398320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{12391}}^1$

素因数の和:12430

約数の個数: 80

約数和(自身を含む): 221271552

約数和(自身を除く): 152873232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 12391, 24782, 37173, 49564, 61955, 74346, 99128, 123910, 148692, 185865, 198256, 247820, 284993, 297384, 371730, 495640, 569986, 594768, 743460, 854979, 991280, 1139972, 1424965, 1486920, 1709958, 2279944, 2849930, 2973840, 3419916, 4274895, 4559888, 5699860, 6839832, 8549790, 11399720, 13679664, 17099580, 22799440, 34199160, 68398320]

約数ペア:

[(1, 68398320), (2, 34199160), (3, 22799440), (4, 17099580), (5, 13679664), (6, 11399720), (8, 8549790), (10, 6839832), (12, 5699860), (15, 4559888), (16, 4274895), (20, 3419916), (23, 2973840), (24, 2849930), (30, 2279944), (40, 1709958), (46, 1486920), (48, 1424965), (60, 1139972), (69, 991280), (80, 854979), (92, 743460), (115, 594768), (120, 569986), (138, 495640), (184, 371730), (230, 297384), (240, 284993), (276, 247820), (345, 198256), (368, 185865), (460, 148692), (552, 123910), (690, 99128), (920, 74346), (1104, 61955), (1380, 49564), (1840, 37173), (2760, 24782), (5520, 12391)]