28908360

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 256

約数和(自身を含む): 108864000

約数和(自身を除く): 79955640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 29, 30, 36, 39, 40, 45, 52, 54, 58, 60, 65, 71, 72, 78, 87, 90, 104, 108, 116, 117, 120, 130, 135, 142, 145, 156, 174, 180, 195, 213, 216, 232, 234, 260, 261, 270, 284, 290, 312, 348, 351, 355, 360, 377, 390, 426, 435, 468, 520, 522, 540, 568, 580, 585, 639, 696, 702, 710, 754, 780, 783, 852, 870, 923, 936, 1044, 1065, 1080, 1131, 1160, 1170, 1278, 1305, 1404, 1420, 1508, 1560, 1566, 1704, 1740, 1755, 1846, 1885, 1917, 2059, 2088, 2130, 2262, 2340, 2556, 2610, 2769, 2808, 2840, 3016, 3132, 3195, 3393, 3480, 3510, 3692, 3770, 3834, 3915, 4118, 4260, 4524, 4615, 4680, 5112, 5220, 5538, 5655, 6177, 6264, 6390, 6786, 7020, 7384, 7540, 7668, 7830, 8236, 8307, 8520, 9048, 9230, 9585, 10179, 10295, 10440, 11076, 11310, 12354, 12780, 13572, 13845, 14040, 15080, 15336, 15660, 16472, 16614, 16965, 18460, 18531, 19170, 20358, 20590, 22152, 22620, 24708, 24921, 25560, 26767, 27144, 27690, 30885, 31320, 33228, 33930, 36920, 37062, 38340, 40716, 41180, 41535, 45240, 49416, 49842, 50895, 53534, 55380, 55593, 61770, 66456, 67860, 74124, 76680, 80301, 81432, 82360, 83070, 92655, 99684, 101790, 107068, 110760, 111186, 123540, 124605, 133835, 135720, 148248, 160602, 166140, 185310, 199368, 203580, 214136, 222372, 240903, 247080, 249210, 267670, 277965, 321204, 332280, 370620, 401505, 407160, 444744, 481806, 498420, 535340, 555930, 642408, 722709, 741240, 803010, 963612, 996840, 1070680, 1111860, 1204515, 1445418, 1606020, 1927224, 2223720, 2409030, 2890836, 3212040, 3613545, 4818060, 5781672, 7227090, 9636120, 14454180, 28908360]

約数ペア:

[(1, 28908360), (2, 14454180), (3, 9636120), (4, 7227090), (5, 5781672), (6, 4818060), (8, 3613545), (9, 3212040), (10, 2890836), (12, 2409030), (13, 2223720), (15, 1927224), (18, 1606020), (20, 1445418), (24, 1204515), (26, 1111860), (27, 1070680), (29, 996840), (30, 963612), (36, 803010), (39, 741240), (40, 722709), (45, 642408), (52, 555930), (54, 535340), (58, 498420), (60, 481806), (65, 444744), (71, 407160), (72, 401505), (78, 370620), (87, 332280), (90, 321204), (104, 277965), (108, 267670), (116, 249210), (117, 247080), (120, 240903), (130, 222372), (135, 214136), (142, 203580), (145, 199368), (156, 185310), (174, 166140), (180, 160602), (195, 148248), (213, 135720), (216, 133835), (232, 124605), (234, 123540), (260, 111186), (261, 110760), (270, 107068), (284, 101790), (290, 99684), (312, 92655), (348, 83070), (351, 82360), (355, 81432), (360, 80301), (377, 76680), (390, 74124), (426, 67860), (435, 66456), (468, 61770), (520, 55593), (522, 55380), (540, 53534), (568, 50895), (580, 49842), (585, 49416), (639, 45240), (696, 41535), (702, 41180), (710, 40716), (754, 38340), (780, 37062), (783, 36920), (852, 33930), (870, 33228), (923, 31320), (936, 30885), (1044, 27690), (1065, 27144), (1080, 26767), (1131, 25560), (1160, 24921), (1170, 24708), (1278, 22620), (1305, 22152), (1404, 20590), (1420, 20358), (1508, 19170), (1560, 18531), (1566, 18460), (1704, 16965), (1740, 16614), (1755, 16472), (1846, 15660), (1885, 15336), (1917, 15080), (2059, 14040), (2088, 13845), (2130, 13572), (2262, 12780), (2340, 12354), (2556, 11310), (2610, 11076), (2769, 10440), (2808, 10295), (2840, 10179), (3016, 9585), (3132, 9230), (3195, 9048), (3393, 8520), (3480, 8307), (3510, 8236), (3692, 7830), (3770, 7668), (3834, 7540), (3915, 7384), (4118, 7020), (4260, 6786), (4524, 6390), (4615, 6264), (4680, 6177), (5112, 5655), (5220, 5538)]