301888980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{1999}}^1$

素因数の和:2853

約数の個数: 72

約数和(自身を含む): 917280000

約数和(自身を除く): 615391020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 839, 1678, 1999, 2517, 3356, 3998, 4195, 5034, 5997, 7551, 7996, 8390, 9995, 10068, 11994, 12585, 15102, 16780, 17991, 19990, 23988, 25170, 29985, 30204, 35982, 37755, 39980, 50340, 59970, 71964, 75510, 89955, 119940, 151020, 179910, 359820, 1677161, 3354322, 5031483, 6708644, 8385805, 10062966, 15094449, 16771610, 20125932, 25157415, 30188898, 33543220, 50314830, 60377796, 75472245, 100629660, 150944490, 301888980]

約数ペア:

[(1, 301888980), (2, 150944490), (3, 100629660), (4, 75472245), (5, 60377796), (6, 50314830), (9, 33543220), (10, 30188898), (12, 25157415), (15, 20125932), (18, 16771610), (20, 15094449), (30, 10062966), (36, 8385805), (45, 6708644), (60, 5031483), (90, 3354322), (180, 1677161), (839, 359820), (1678, 179910), (1999, 151020), (2517, 119940), (3356, 89955), (3998, 75510), (4195, 71964), (5034, 59970), (5997, 50340), (7551, 39980), (7996, 37755), (8390, 35982), (9995, 30204), (10068, 29985), (11994, 25170), (12585, 23988), (15102, 19990), (16780, 17991)]