209830380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1\times {\mathrm{397}}^1$

素因数の和:815

約数の個数: 96

約数和(自身を含む): 616218624

約数和(自身を除く): 406388244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 383, 397, 460, 690, 766, 794, 1149, 1191, 1380, 1532, 1588, 1915, 1985, 2298, 2382, 3830, 3970, 4596, 4764, 5745, 5955, 7660, 7940, 8809, 9131, 11490, 11910, 17618, 18262, 22980, 23820, 26427, 27393, 35236, 36524, 44045, 45655, 52854, 54786, 88090, 91310, 105708, 109572, 132135, 136965, 152051, 176180, 182620, 264270, 273930, 304102, 456153, 528540, 547860, 608204, 760255, 912306, 1520510, 1824612, 2280765, 3041020, 3497173, 4561530, 6994346, 9123060, 10491519, 13988692, 17485865, 20983038, 34971730, 41966076, 52457595, 69943460, 104915190, 209830380]

約数ペア:

[(1, 209830380), (2, 104915190), (3, 69943460), (4, 52457595), (5, 41966076), (6, 34971730), (10, 20983038), (12, 17485865), (15, 13988692), (20, 10491519), (23, 9123060), (30, 6994346), (46, 4561530), (60, 3497173), (69, 3041020), (92, 2280765), (115, 1824612), (138, 1520510), (230, 912306), (276, 760255), (345, 608204), (383, 547860), (397, 528540), (460, 456153), (690, 304102), (766, 273930), (794, 264270), (1149, 182620), (1191, 176180), (1380, 152051), (1532, 136965), (1588, 132135), (1915, 109572), (1985, 105708), (2298, 91310), (2382, 88090), (3830, 54786), (3970, 52854), (4596, 45655), (4764, 44045), (5745, 36524), (5955, 35236), (7660, 27393), (7940, 26427), (8809, 23820), (9131, 22980), (11490, 18262), (11910, 17618)]