1215671300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{22063}}^1$

素因数の和:22125

約数の個数: 72

約数和(自身を含む): 2872732800

約数和(自身を除く): 1657061500

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 29, 38, 50, 58, 76, 95, 100, 116, 145, 190, 290, 380, 475, 551, 580, 725, 950, 1102, 1450, 1900, 2204, 2755, 2900, 5510, 11020, 13775, 22063, 27550, 44126, 55100, 88252, 110315, 220630, 419197, 441260, 551575, 639827, 838394, 1103150, 1279654, 1676788, 2095985, 2206300, 2559308, 3199135, 4191970, 6398270, 8383940, 10479925, 12156713, 12796540, 15995675, 20959850, 24313426, 31991350, 41919700, 48626852, 60783565, 63982700, 121567130, 243134260, 303917825, 607835650, 1215671300]

約数ペア:

[(1, 1215671300), (2, 607835650), (4, 303917825), (5, 243134260), (10, 121567130), (19, 63982700), (20, 60783565), (25, 48626852), (29, 41919700), (38, 31991350), (50, 24313426), (58, 20959850), (76, 15995675), (95, 12796540), (100, 12156713), (116, 10479925), (145, 8383940), (190, 6398270), (290, 4191970), (380, 3199135), (475, 2559308), (551, 2206300), (580, 2095985), (725, 1676788), (950, 1279654), (1102, 1103150), (1450, 838394), (1900, 639827), (2204, 551575), (2755, 441260), (2900, 419197), (5510, 220630), (11020, 110315), (13775, 88252), (22063, 55100), (27550, 44126)]