42650580

素因数分解:

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

素因数の和:278

約数の個数: 144

約数和(自身を含む): 141341760

約数和(自身を除く): 98691180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 89, 98, 105, 140, 147, 163, 178, 196, 210, 245, 267, 294, 326, 356, 420, 445, 489, 490, 534, 588, 623, 652, 735, 815, 890, 978, 980, 1068, 1141, 1246, 1335, 1470, 1630, 1780, 1869, 1956, 2282, 2445, 2492, 2670, 2940, 3115, 3260, 3423, 3738, 4361, 4564, 4890, 5340, 5705, 6230, 6846, 7476, 7987, 8722, 9345, 9780, 11410, 12460, 13083, 13692, 14507, 15974, 17115, 17444, 18690, 21805, 22820, 23961, 26166, 29014, 31948, 34230, 37380, 39935, 43521, 43610, 47922, 52332, 58028, 65415, 68460, 72535, 79870, 87042, 87220, 95844, 101549, 119805, 130830, 145070, 159740, 174084, 203098, 217605, 239610, 261660, 290140, 304647, 406196, 435210, 479220, 507745, 609294, 710843, 870420, 1015490, 1218588, 1421686, 1523235, 2030980, 2132529, 2843372, 3046470, 3554215, 4265058, 6092940, 7108430, 8530116, 10662645, 14216860, 21325290, 42650580]

約数ペア:

[(1, 42650580), (2, 21325290), (3, 14216860), (4, 10662645), (5, 8530116), (6, 7108430), (7, 6092940), (10, 4265058), (12, 3554215), (14, 3046470), (15, 2843372), (20, 2132529), (21, 2030980), (28, 1523235), (30, 1421686), (35, 1218588), (42, 1015490), (49, 870420), (60, 710843), (70, 609294), (84, 507745), (89, 479220), (98, 435210), (105, 406196), (140, 304647), (147, 290140), (163, 261660), (178, 239610), (196, 217605), (210, 203098), (245, 174084), (267, 159740), (294, 145070), (326, 130830), (356, 119805), (420, 101549), (445, 95844), (489, 87220), (490, 87042), (534, 79870), (588, 72535), (623, 68460), (652, 65415), (735, 58028), (815, 52332), (890, 47922), (978, 43610), (980, 43521), (1068, 39935), (1141, 37380), (1246, 34230), (1335, 31948), (1470, 29014), (1630, 26166), (1780, 23961), (1869, 22820), (1956, 21805), (2282, 18690), (2445, 17444), (2492, 17115), (2670, 15974), (2940, 14507), (3115, 13692), (3260, 13083), (3423, 12460), (3738, 11410), (4361, 9780), (4564, 9345), (4890, 8722), (5340, 7987), (5705, 7476), (6230, 6846)]