42862260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 142490880

約数和(自身を除く): 99628620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 61, 70, 84, 98, 105, 122, 140, 147, 183, 196, 210, 239, 244, 245, 294, 305, 366, 420, 427, 478, 490, 588, 610, 717, 732, 735, 854, 915, 956, 980, 1195, 1220, 1281, 1434, 1470, 1673, 1708, 1830, 2135, 2390, 2562, 2868, 2940, 2989, 3346, 3585, 3660, 4270, 4780, 5019, 5124, 5978, 6405, 6692, 7170, 8365, 8540, 8967, 10038, 11711, 11956, 12810, 14340, 14579, 14945, 16730, 17934, 20076, 23422, 25095, 25620, 29158, 29890, 33460, 35133, 35868, 43737, 44835, 46844, 50190, 58316, 58555, 59780, 70266, 72895, 87474, 89670, 100380, 102053, 117110, 140532, 145790, 174948, 175665, 179340, 204106, 218685, 234220, 291580, 306159, 351330, 408212, 437370, 510265, 612318, 702660, 714371, 874740, 1020530, 1224636, 1428742, 1530795, 2041060, 2143113, 2857484, 3061590, 3571855, 4286226, 6123180, 7143710, 8572452, 10715565, 14287420, 21431130, 42862260]

約数ペア:

[(1, 42862260), (2, 21431130), (3, 14287420), (4, 10715565), (5, 8572452), (6, 7143710), (7, 6123180), (10, 4286226), (12, 3571855), (14, 3061590), (15, 2857484), (20, 2143113), (21, 2041060), (28, 1530795), (30, 1428742), (35, 1224636), (42, 1020530), (49, 874740), (60, 714371), (61, 702660), (70, 612318), (84, 510265), (98, 437370), (105, 408212), (122, 351330), (140, 306159), (147, 291580), (183, 234220), (196, 218685), (210, 204106), (239, 179340), (244, 175665), (245, 174948), (294, 145790), (305, 140532), (366, 117110), (420, 102053), (427, 100380), (478, 89670), (490, 87474), (588, 72895), (610, 70266), (717, 59780), (732, 58555), (735, 58316), (854, 50190), (915, 46844), (956, 44835), (980, 43737), (1195, 35868), (1220, 35133), (1281, 33460), (1434, 29890), (1470, 29158), (1673, 25620), (1708, 25095), (1830, 23422), (2135, 20076), (2390, 17934), (2562, 16730), (2868, 14945), (2940, 14579), (2989, 14340), (3346, 12810), (3585, 11956), (3660, 11711), (4270, 10038), (4780, 8967), (5019, 8540), (5124, 8365), (5978, 7170), (6405, 6692)]