209183160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3989}}^1$

素因数の和:4045

約数の個数: 128

約数和(自身を含む): 689472000

約数和(自身を除く): 480288840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 69, 76, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 276, 285, 345, 380, 437, 456, 460, 552, 570, 690, 760, 874, 920, 1140, 1311, 1380, 1748, 2185, 2280, 2622, 2760, 3496, 3989, 4370, 5244, 6555, 7978, 8740, 10488, 11967, 13110, 15956, 17480, 19945, 23934, 26220, 31912, 39890, 47868, 52440, 59835, 75791, 79780, 91747, 95736, 119670, 151582, 159560, 183494, 227373, 239340, 275241, 303164, 366988, 378955, 454746, 458735, 478680, 550482, 606328, 733976, 757910, 909492, 917470, 1100964, 1136865, 1376205, 1515820, 1743193, 1818984, 1834940, 2201928, 2273730, 2752410, 3031640, 3486386, 3669880, 4547460, 5229579, 5504820, 6972772, 8715965, 9094920, 10459158, 11009640, 13945544, 17431930, 20918316, 26147895, 34863860, 41836632, 52295790, 69727720, 104591580, 209183160]

約数ペア:

[(1, 209183160), (2, 104591580), (3, 69727720), (4, 52295790), (5, 41836632), (6, 34863860), (8, 26147895), (10, 20918316), (12, 17431930), (15, 13945544), (19, 11009640), (20, 10459158), (23, 9094920), (24, 8715965), (30, 6972772), (38, 5504820), (40, 5229579), (46, 4547460), (57, 3669880), (60, 3486386), (69, 3031640), (76, 2752410), (92, 2273730), (95, 2201928), (114, 1834940), (115, 1818984), (120, 1743193), (138, 1515820), (152, 1376205), (184, 1136865), (190, 1100964), (228, 917470), (230, 909492), (276, 757910), (285, 733976), (345, 606328), (380, 550482), (437, 478680), (456, 458735), (460, 454746), (552, 378955), (570, 366988), (690, 303164), (760, 275241), (874, 239340), (920, 227373), (1140, 183494), (1311, 159560), (1380, 151582), (1748, 119670), (2185, 95736), (2280, 91747), (2622, 79780), (2760, 75791), (3496, 59835), (3989, 52440), (4370, 47868), (5244, 39890), (6555, 31912), (7978, 26220), (8740, 23934), (10488, 19945), (11967, 17480), (13110, 15956)]