248711580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:601

約数の個数: 192

約数和(自身を含む): 846720000

約数和(自身を除く): 598008420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 71, 78, 90, 108, 117, 130, 135, 142, 156, 180, 195, 213, 234, 260, 270, 284, 351, 355, 390, 426, 468, 499, 540, 585, 639, 702, 710, 780, 852, 923, 998, 1065, 1170, 1278, 1404, 1420, 1497, 1755, 1846, 1917, 1996, 2130, 2340, 2495, 2556, 2769, 2994, 3195, 3510, 3692, 3834, 4260, 4491, 4615, 4990, 5538, 5988, 6390, 6487, 7020, 7485, 7668, 8307, 8982, 9230, 9585, 9980, 11076, 12780, 12974, 13473, 13845, 14970, 16614, 17964, 18460, 19170, 19461, 22455, 24921, 25948, 26946, 27690, 29940, 32435, 33228, 35429, 38340, 38922, 41535, 44910, 49842, 53892, 55380, 58383, 64870, 67365, 70858, 77844, 83070, 89820, 97305, 99684, 106287, 116766, 124605, 129740, 134730, 141716, 166140, 175149, 177145, 194610, 212574, 233532, 249210, 269460, 291915, 318861, 350298, 354290, 389220, 425148, 460577, 498420, 531435, 583830, 637722, 700596, 708580, 875745, 921154, 956583, 1062870, 1167660, 1275444, 1381731, 1594305, 1751490, 1842308, 1913166, 2125740, 2302885, 2763462, 3188610, 3502980, 3826332, 4145193, 4605770, 4782915, 5526924, 6377220, 6908655, 8290386, 9211540, 9565830, 12435579, 13817310, 16580772, 19131660, 20725965, 24871158, 27634620, 41451930, 49742316, 62177895, 82903860, 124355790, 248711580]

約数ペア:

[(1, 248711580), (2, 124355790), (3, 82903860), (4, 62177895), (5, 49742316), (6, 41451930), (9, 27634620), (10, 24871158), (12, 20725965), (13, 19131660), (15, 16580772), (18, 13817310), (20, 12435579), (26, 9565830), (27, 9211540), (30, 8290386), (36, 6908655), (39, 6377220), (45, 5526924), (52, 4782915), (54, 4605770), (60, 4145193), (65, 3826332), (71, 3502980), (78, 3188610), (90, 2763462), (108, 2302885), (117, 2125740), (130, 1913166), (135, 1842308), (142, 1751490), (156, 1594305), (180, 1381731), (195, 1275444), (213, 1167660), (234, 1062870), (260, 956583), (270, 921154), (284, 875745), (351, 708580), (355, 700596), (390, 637722), (426, 583830), (468, 531435), (499, 498420), (540, 460577), (585, 425148), (639, 389220), (702, 354290), (710, 350298), (780, 318861), (852, 291915), (923, 269460), (998, 249210), (1065, 233532), (1170, 212574), (1278, 194610), (1404, 177145), (1420, 175149), (1497, 166140), (1755, 141716), (1846, 134730), (1917, 129740), (1996, 124605), (2130, 116766), (2340, 106287), (2495, 99684), (2556, 97305), (2769, 89820), (2994, 83070), (3195, 77844), (3510, 70858), (3692, 67365), (3834, 64870), (4260, 58383), (4491, 55380), (4615, 53892), (4990, 49842), (5538, 44910), (5988, 41535), (6390, 38922), (6487, 38340), (7020, 35429), (7485, 33228), (7668, 32435), (8307, 29940), (8982, 27690), (9230, 26946), (9585, 25948), (9980, 24921), (11076, 22455), (12780, 19461), (12974, 19170), (13473, 18460), (13845, 17964), (14970, 16614)]