245962920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1$

素因数の和:512

約数の個数: 256

約数和(自身を含む): 912384000

約数和(自身を除く): 666421080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 29, 30, 35, 40, 42, 46, 56, 58, 60, 69, 70, 84, 87, 92, 105, 115, 116, 120, 138, 140, 145, 161, 168, 174, 184, 203, 210, 230, 232, 276, 280, 290, 322, 345, 348, 406, 420, 435, 439, 460, 483, 552, 580, 609, 644, 667, 690, 696, 805, 812, 840, 870, 878, 920, 966, 1015, 1160, 1218, 1288, 1317, 1334, 1380, 1610, 1624, 1740, 1756, 1932, 2001, 2030, 2195, 2415, 2436, 2634, 2668, 2760, 3045, 3073, 3220, 3335, 3480, 3512, 3864, 4002, 4060, 4390, 4669, 4830, 4872, 5268, 5336, 6090, 6146, 6440, 6585, 6670, 8004, 8120, 8780, 9219, 9338, 9660, 10005, 10097, 10536, 12180, 12292, 12731, 13170, 13340, 14007, 15365, 16008, 17560, 18438, 18676, 19320, 20010, 20194, 23345, 24360, 24584, 25462, 26340, 26680, 28014, 30291, 30730, 36876, 37352, 38193, 40020, 40388, 46095, 46690, 50485, 50924, 52680, 56028, 60582, 61460, 63655, 70035, 70679, 73752, 76386, 80040, 80776, 89117, 92190, 93380, 100970, 101848, 112056, 121164, 122920, 127310, 140070, 141358, 151455, 152772, 178234, 184380, 186760, 190965, 201940, 212037, 242328, 254620, 267351, 280140, 282716, 292813, 302910, 305544, 353395, 356468, 368760, 381930, 403880, 424074, 445585, 509240, 534702, 560280, 565432, 585626, 605820, 706790, 712936, 763860, 848148, 878439, 891170, 1060185, 1069404, 1171252, 1211640, 1336755, 1413580, 1464065, 1527720, 1696296, 1756878, 1782340, 2049691, 2120370, 2138808, 2342504, 2673510, 2827160, 2928130, 3513756, 3564680, 4099382, 4240740, 4392195, 5347020, 5856260, 6149073, 7027512, 8198764, 8481480, 8784390, 10248455, 10694040, 11712520, 12298146, 16397528, 17568780, 20496910, 24596292, 30745365, 35137560, 40993820, 49192584, 61490730, 81987640, 122981460, 245962920]

約数ペア:

[(1, 245962920), (2, 122981460), (3, 81987640), (4, 61490730), (5, 49192584), (6, 40993820), (7, 35137560), (8, 30745365), (10, 24596292), (12, 20496910), (14, 17568780), (15, 16397528), (20, 12298146), (21, 11712520), (23, 10694040), (24, 10248455), (28, 8784390), (29, 8481480), (30, 8198764), (35, 7027512), (40, 6149073), (42, 5856260), (46, 5347020), (56, 4392195), (58, 4240740), (60, 4099382), (69, 3564680), (70, 3513756), (84, 2928130), (87, 2827160), (92, 2673510), (105, 2342504), (115, 2138808), (116, 2120370), (120, 2049691), (138, 1782340), (140, 1756878), (145, 1696296), (161, 1527720), (168, 1464065), (174, 1413580), (184, 1336755), (203, 1211640), (210, 1171252), (230, 1069404), (232, 1060185), (276, 891170), (280, 878439), (290, 848148), (322, 763860), (345, 712936), (348, 706790), (406, 605820), (420, 585626), (435, 565432), (439, 560280), (460, 534702), (483, 509240), (552, 445585), (580, 424074), (609, 403880), (644, 381930), (667, 368760), (690, 356468), (696, 353395), (805, 305544), (812, 302910), (840, 292813), (870, 282716), (878, 280140), (920, 267351), (966, 254620), (1015, 242328), (1160, 212037), (1218, 201940), (1288, 190965), (1317, 186760), (1334, 184380), (1380, 178234), (1610, 152772), (1624, 151455), (1740, 141358), (1756, 140070), (1932, 127310), (2001, 122920), (2030, 121164), (2195, 112056), (2415, 101848), (2436, 100970), (2634, 93380), (2668, 92190), (2760, 89117), (3045, 80776), (3073, 80040), (3220, 76386), (3335, 73752), (3480, 70679), (3512, 70035), (3864, 63655), (4002, 61460), (4060, 60582), (4390, 56028), (4669, 52680), (4830, 50924), (4872, 50485), (5268, 46690), (5336, 46095), (6090, 40388), (6146, 40020), (6440, 38193), (6585, 37352), (6670, 36876), (8004, 30730), (8120, 30291), (8780, 28014), (9219, 26680), (9338, 26340), (9660, 25462), (10005, 24584), (10097, 24360), (10536, 23345), (12180, 20194), (12292, 20010), (12731, 19320), (13170, 18676), (13340, 18438), (14007, 17560), (15365, 16008)]