193895820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{17659}}^1$

素因数の和:17735

約数の個数: 72

約数和(自身を含む): 597826320

約数和(自身を除く): 403930500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 17659, 35318, 52977, 70636, 88295, 105954, 158931, 176590, 211908, 264885, 317862, 353180, 529770, 635724, 794655, 1059540, 1077199, 1589310, 2154398, 3178620, 3231597, 4308796, 5385995, 6463194, 9694791, 10771990, 12926388, 16157985, 19389582, 21543980, 32315970, 38779164, 48473955, 64631940, 96947910, 193895820]

約数ペア:

[(1, 193895820), (2, 96947910), (3, 64631940), (4, 48473955), (5, 38779164), (6, 32315970), (9, 21543980), (10, 19389582), (12, 16157985), (15, 12926388), (18, 10771990), (20, 9694791), (30, 6463194), (36, 5385995), (45, 4308796), (60, 3231597), (61, 3178620), (90, 2154398), (122, 1589310), (180, 1077199), (183, 1059540), (244, 794655), (305, 635724), (366, 529770), (549, 353180), (610, 317862), (732, 264885), (915, 211908), (1098, 176590), (1220, 158931), (1830, 105954), (2196, 88295), (2745, 70636), (3660, 52977), (5490, 35318), (10980, 17659)]