420685860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{13721}}^1$

素因数の和:13813

約数の個数: 96

約数和(自身を含む): 1364735232

約数和(自身を除く): 944049372

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 73, 84, 105, 140, 146, 210, 219, 292, 365, 420, 438, 511, 730, 876, 1022, 1095, 1460, 1533, 2044, 2190, 2555, 3066, 4380, 5110, 6132, 7665, 10220, 13721, 15330, 27442, 30660, 41163, 54884, 68605, 82326, 96047, 137210, 164652, 192094, 205815, 274420, 288141, 384188, 411630, 480235, 576282, 823260, 960470, 1001633, 1152564, 1440705, 1920940, 2003266, 2881410, 3004899, 4006532, 5008165, 5762820, 6009798, 7011431, 10016330, 12019596, 14022862, 15024495, 20032660, 21034293, 28045724, 30048990, 35057155, 42068586, 60097980, 70114310, 84137172, 105171465, 140228620, 210342930, 420685860]

約数ペア:

[(1, 420685860), (2, 210342930), (3, 140228620), (4, 105171465), (5, 84137172), (6, 70114310), (7, 60097980), (10, 42068586), (12, 35057155), (14, 30048990), (15, 28045724), (20, 21034293), (21, 20032660), (28, 15024495), (30, 14022862), (35, 12019596), (42, 10016330), (60, 7011431), (70, 6009798), (73, 5762820), (84, 5008165), (105, 4006532), (140, 3004899), (146, 2881410), (210, 2003266), (219, 1920940), (292, 1440705), (365, 1152564), (420, 1001633), (438, 960470), (511, 823260), (730, 576282), (876, 480235), (1022, 411630), (1095, 384188), (1460, 288141), (1533, 274420), (2044, 205815), (2190, 192094), (2555, 164652), (3066, 137210), (4380, 96047), (5110, 82326), (6132, 68605), (7665, 54884), (10220, 41163), (13721, 30660), (15330, 27442)]