30464700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:276

約数の個数: 144

約数和(自身を含む): 102493440

約数和(自身を除く): 72028740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 89, 100, 105, 140, 150, 163, 175, 178, 210, 267, 300, 326, 350, 356, 420, 445, 489, 525, 534, 623, 652, 700, 815, 890, 978, 1050, 1068, 1141, 1246, 1335, 1630, 1780, 1869, 1956, 2100, 2225, 2282, 2445, 2492, 2670, 3115, 3260, 3423, 3738, 4075, 4450, 4564, 4890, 5340, 5705, 6230, 6675, 6846, 7476, 8150, 8900, 9345, 9780, 11410, 12225, 12460, 13350, 13692, 14507, 15575, 16300, 17115, 18690, 22820, 24450, 26700, 28525, 29014, 31150, 34230, 37380, 43521, 46725, 48900, 57050, 58028, 62300, 68460, 72535, 85575, 87042, 93450, 101549, 114100, 145070, 171150, 174084, 186900, 203098, 217605, 290140, 304647, 342300, 362675, 406196, 435210, 507745, 609294, 725350, 870420, 1015490, 1088025, 1218588, 1450700, 1523235, 2030980, 2176050, 2538725, 3046470, 4352100, 5077450, 6092940, 7616175, 10154900, 15232350, 30464700]

約数ペア:

[(1, 30464700), (2, 15232350), (3, 10154900), (4, 7616175), (5, 6092940), (6, 5077450), (7, 4352100), (10, 3046470), (12, 2538725), (14, 2176050), (15, 2030980), (20, 1523235), (21, 1450700), (25, 1218588), (28, 1088025), (30, 1015490), (35, 870420), (42, 725350), (50, 609294), (60, 507745), (70, 435210), (75, 406196), (84, 362675), (89, 342300), (100, 304647), (105, 290140), (140, 217605), (150, 203098), (163, 186900), (175, 174084), (178, 171150), (210, 145070), (267, 114100), (300, 101549), (326, 93450), (350, 87042), (356, 85575), (420, 72535), (445, 68460), (489, 62300), (525, 58028), (534, 57050), (623, 48900), (652, 46725), (700, 43521), (815, 37380), (890, 34230), (978, 31150), (1050, 29014), (1068, 28525), (1141, 26700), (1246, 24450), (1335, 22820), (1630, 18690), (1780, 17115), (1869, 16300), (1956, 15575), (2100, 14507), (2225, 13692), (2282, 13350), (2445, 12460), (2492, 12225), (2670, 11410), (3115, 9780), (3260, 9345), (3423, 8900), (3738, 8150), (4075, 7476), (4450, 6846), (4564, 6675), (4890, 6230), (5340, 5705)]