206515920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{66191}}^1$

素因数の和:66220

約数の個数: 80

約数和(自身を含む): 689455872

約数和(自身を除く): 482939952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 66191, 132382, 198573, 264764, 330955, 397146, 529528, 661910, 794292, 860483, 992865, 1059056, 1323820, 1588584, 1720966, 1985730, 2581449, 2647640, 3177168, 3441932, 3971460, 4302415, 5162898, 5295280, 6883864, 7942920, 8604830, 10325796, 12907245, 13767728, 15885840, 17209660, 20651592, 25814490, 34419320, 41303184, 51628980, 68838640, 103257960, 206515920]

約数ペア:

[(1, 206515920), (2, 103257960), (3, 68838640), (4, 51628980), (5, 41303184), (6, 34419320), (8, 25814490), (10, 20651592), (12, 17209660), (13, 15885840), (15, 13767728), (16, 12907245), (20, 10325796), (24, 8604830), (26, 7942920), (30, 6883864), (39, 5295280), (40, 5162898), (48, 4302415), (52, 3971460), (60, 3441932), (65, 3177168), (78, 2647640), (80, 2581449), (104, 1985730), (120, 1720966), (130, 1588584), (156, 1323820), (195, 1059056), (208, 992865), (240, 860483), (260, 794292), (312, 661910), (390, 529528), (520, 397146), (624, 330955), (780, 264764), (1040, 198573), (1560, 132382), (3120, 66191)]