408474420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1\times {\mathrm{521}}^1$

素因数の和:785

約数の個数: 96

約数和(自身を含む): 1168110720

約数和(自身を除く): 759636300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 179, 219, 292, 358, 365, 438, 521, 537, 716, 730, 876, 895, 1042, 1074, 1095, 1460, 1563, 1790, 2084, 2148, 2190, 2605, 2685, 3126, 3580, 4380, 5210, 5370, 6252, 7815, 10420, 10740, 13067, 15630, 26134, 31260, 38033, 39201, 52268, 65335, 76066, 78402, 93259, 114099, 130670, 152132, 156804, 186518, 190165, 196005, 228198, 261340, 279777, 373036, 380330, 392010, 456396, 466295, 559554, 570495, 760660, 784020, 932590, 1119108, 1140990, 1398885, 1865180, 2281980, 2797770, 5595540, 6807907, 13615814, 20423721, 27231628, 34039535, 40847442, 68079070, 81694884, 102118605, 136158140, 204237210, 408474420]

約数ペア:

[(1, 408474420), (2, 204237210), (3, 136158140), (4, 102118605), (5, 81694884), (6, 68079070), (10, 40847442), (12, 34039535), (15, 27231628), (20, 20423721), (30, 13615814), (60, 6807907), (73, 5595540), (146, 2797770), (179, 2281980), (219, 1865180), (292, 1398885), (358, 1140990), (365, 1119108), (438, 932590), (521, 784020), (537, 760660), (716, 570495), (730, 559554), (876, 466295), (895, 456396), (1042, 392010), (1074, 380330), (1095, 373036), (1460, 279777), (1563, 261340), (1790, 228198), (2084, 196005), (2148, 190165), (2190, 186518), (2605, 156804), (2685, 152132), (3126, 130670), (3580, 114099), (4380, 93259), (5210, 78402), (5370, 76066), (6252, 65335), (7815, 52268), (10420, 39201), (10740, 38033), (13067, 31260), (15630, 26134)]