155640660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{317}}^1$

素因数の和:510

約数の個数: 144

約数和(自身を含む): 511588224

約数和(自身を除く): 355947564

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 167, 196, 210, 245, 294, 317, 334, 420, 490, 501, 588, 634, 668, 735, 835, 951, 980, 1002, 1169, 1268, 1470, 1585, 1670, 1902, 2004, 2219, 2338, 2505, 2940, 3170, 3340, 3507, 3804, 4438, 4676, 4755, 5010, 5845, 6340, 6657, 7014, 8183, 8876, 9510, 10020, 11095, 11690, 13314, 14028, 15533, 16366, 17535, 19020, 22190, 23380, 24549, 26628, 31066, 32732, 33285, 35070, 40915, 44380, 46599, 49098, 52939, 62132, 66570, 70140, 77665, 81830, 93198, 98196, 105878, 122745, 133140, 155330, 158817, 163660, 186396, 211756, 232995, 245490, 264695, 310660, 317634, 370573, 465990, 490980, 529390, 635268, 741146, 794085, 931980, 1058780, 1111719, 1482292, 1588170, 1852865, 2223438, 2594011, 3176340, 3705730, 4446876, 5188022, 5558595, 7411460, 7782033, 10376044, 11117190, 12970055, 15564066, 22234380, 25940110, 31128132, 38910165, 51880220, 77820330, 155640660]

約数ペア:

[(1, 155640660), (2, 77820330), (3, 51880220), (4, 38910165), (5, 31128132), (6, 25940110), (7, 22234380), (10, 15564066), (12, 12970055), (14, 11117190), (15, 10376044), (20, 7782033), (21, 7411460), (28, 5558595), (30, 5188022), (35, 4446876), (42, 3705730), (49, 3176340), (60, 2594011), (70, 2223438), (84, 1852865), (98, 1588170), (105, 1482292), (140, 1111719), (147, 1058780), (167, 931980), (196, 794085), (210, 741146), (245, 635268), (294, 529390), (317, 490980), (334, 465990), (420, 370573), (490, 317634), (501, 310660), (588, 264695), (634, 245490), (668, 232995), (735, 211756), (835, 186396), (951, 163660), (980, 158817), (1002, 155330), (1169, 133140), (1268, 122745), (1470, 105878), (1585, 98196), (1670, 93198), (1902, 81830), (2004, 77665), (2219, 70140), (2338, 66570), (2505, 62132), (2940, 52939), (3170, 49098), (3340, 46599), (3507, 44380), (3804, 40915), (4438, 35070), (4676, 33285), (4755, 32732), (5010, 31066), (5845, 26628), (6340, 24549), (6657, 23380), (7014, 22190), (8183, 19020), (8876, 17535), (9510, 16366), (10020, 15533), (11095, 14028), (11690, 13314)]