409919940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3203}}^1$

素因数の和:3303

約数の個数: 120

約数和(自身を含む): 1302618240

約数和(自身を除く): 892698300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 79, 81, 90, 108, 135, 158, 162, 180, 237, 270, 316, 324, 395, 405, 474, 540, 711, 790, 810, 948, 1185, 1422, 1580, 1620, 2133, 2370, 2844, 3203, 3555, 4266, 4740, 6399, 6406, 7110, 8532, 9609, 10665, 12798, 12812, 14220, 16015, 19218, 21330, 25596, 28827, 31995, 32030, 38436, 42660, 48045, 57654, 63990, 64060, 86481, 96090, 115308, 127980, 144135, 172962, 192180, 253037, 259443, 288270, 345924, 432405, 506074, 518886, 576540, 759111, 864810, 1012148, 1037772, 1265185, 1297215, 1518222, 1729620, 2277333, 2530370, 2594430, 3036444, 3795555, 4554666, 5060740, 5188860, 6831999, 7591110, 9109332, 11386665, 13663998, 15182220, 20495997, 22773330, 27327996, 34159995, 40991994, 45546660, 68319990, 81983988, 102479985, 136639980, 204959970, 409919940]

約数ペア:

[(1, 409919940), (2, 204959970), (3, 136639980), (4, 102479985), (5, 81983988), (6, 68319990), (9, 45546660), (10, 40991994), (12, 34159995), (15, 27327996), (18, 22773330), (20, 20495997), (27, 15182220), (30, 13663998), (36, 11386665), (45, 9109332), (54, 7591110), (60, 6831999), (79, 5188860), (81, 5060740), (90, 4554666), (108, 3795555), (135, 3036444), (158, 2594430), (162, 2530370), (180, 2277333), (237, 1729620), (270, 1518222), (316, 1297215), (324, 1265185), (395, 1037772), (405, 1012148), (474, 864810), (540, 759111), (711, 576540), (790, 518886), (810, 506074), (948, 432405), (1185, 345924), (1422, 288270), (1580, 259443), (1620, 253037), (2133, 192180), (2370, 172962), (2844, 144135), (3203, 127980), (3555, 115308), (4266, 96090), (4740, 86481), (6399, 64060), (6406, 63990), (7110, 57654), (8532, 48045), (9609, 42660), (10665, 38436), (12798, 32030), (12812, 31995), (14220, 28827), (16015, 25596), (19218, 21330)]