155493520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:130

約数の個数: 240

約数和(自身を含む): 470541312

約数和(自身を除く): 315047792

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 52, 53, 56, 62, 65, 70, 80, 91, 104, 106, 112, 124, 130, 140, 155, 169, 182, 208, 212, 217, 248, 260, 265, 280, 310, 338, 364, 371, 403, 424, 434, 455, 496, 520, 530, 560, 620, 676, 689, 728, 742, 806, 845, 848, 868, 910, 1040, 1060, 1085, 1183, 1240, 1352, 1378, 1456, 1484, 1612, 1643, 1690, 1736, 1820, 1855, 2015, 2120, 2170, 2366, 2480, 2704, 2756, 2821, 2968, 3224, 3286, 3380, 3445, 3472, 3640, 3710, 4030, 4240, 4340, 4732, 4823, 5239, 5512, 5642, 5915, 5936, 6448, 6572, 6760, 6890, 7280, 7420, 8060, 8215, 8680, 8957, 9464, 9646, 10478, 11024, 11284, 11501, 11830, 13144, 13520, 13780, 14105, 14840, 16120, 16430, 17360, 17914, 18928, 19292, 20956, 21359, 22568, 23002, 23660, 24115, 26195, 26288, 27560, 28210, 29680, 32240, 32860, 35828, 36673, 38584, 41912, 42718, 44785, 45136, 46004, 47320, 48230, 52390, 55120, 56420, 57505, 62699, 65720, 71656, 73346, 77168, 83824, 85436, 89570, 92008, 94640, 96460, 104780, 106795, 112840, 115010, 125398, 131440, 143312, 146692, 149513, 170872, 179140, 183365, 184016, 192920, 209560, 213590, 225680, 230020, 250796, 277667, 293384, 299026, 313495, 341744, 358280, 366730, 385840, 419120, 427180, 460040, 501592, 555334, 586768, 598052, 626990, 716560, 733460, 747565, 854360, 920080, 1003184, 1110668, 1196104, 1253980, 1388335, 1466920, 1495130, 1708720, 1943669, 2221336, 2392208, 2507960, 2776670, 2933840, 2990260, 3887338, 4442672, 5015920, 5553340, 5980520, 7774676, 9718345, 11106680, 11961040, 15549352, 19436690, 22213360, 31098704, 38873380, 77746760, 155493520]

約数ペア:

[(1, 155493520), (2, 77746760), (4, 38873380), (5, 31098704), (7, 22213360), (8, 19436690), (10, 15549352), (13, 11961040), (14, 11106680), (16, 9718345), (20, 7774676), (26, 5980520), (28, 5553340), (31, 5015920), (35, 4442672), (40, 3887338), (52, 2990260), (53, 2933840), (56, 2776670), (62, 2507960), (65, 2392208), (70, 2221336), (80, 1943669), (91, 1708720), (104, 1495130), (106, 1466920), (112, 1388335), (124, 1253980), (130, 1196104), (140, 1110668), (155, 1003184), (169, 920080), (182, 854360), (208, 747565), (212, 733460), (217, 716560), (248, 626990), (260, 598052), (265, 586768), (280, 555334), (310, 501592), (338, 460040), (364, 427180), (371, 419120), (403, 385840), (424, 366730), (434, 358280), (455, 341744), (496, 313495), (520, 299026), (530, 293384), (560, 277667), (620, 250796), (676, 230020), (689, 225680), (728, 213590), (742, 209560), (806, 192920), (845, 184016), (848, 183365), (868, 179140), (910, 170872), (1040, 149513), (1060, 146692), (1085, 143312), (1183, 131440), (1240, 125398), (1352, 115010), (1378, 112840), (1456, 106795), (1484, 104780), (1612, 96460), (1643, 94640), (1690, 92008), (1736, 89570), (1820, 85436), (1855, 83824), (2015, 77168), (2120, 73346), (2170, 71656), (2366, 65720), (2480, 62699), (2704, 57505), (2756, 56420), (2821, 55120), (2968, 52390), (3224, 48230), (3286, 47320), (3380, 46004), (3445, 45136), (3472, 44785), (3640, 42718), (3710, 41912), (4030, 38584), (4240, 36673), (4340, 35828), (4732, 32860), (4823, 32240), (5239, 29680), (5512, 28210), (5642, 27560), (5915, 26288), (5936, 26195), (6448, 24115), (6572, 23660), (6760, 23002), (6890, 22568), (7280, 21359), (7420, 20956), (8060, 19292), (8215, 18928), (8680, 17914), (8957, 17360), (9464, 16430), (9646, 16120), (10478, 14840), (11024, 14105), (11284, 13780), (11501, 13520), (11830, 13144)]