30805320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:85

約数の個数: 288

約数和(自身を含む): 120165120

約数和(自身を除く): 89359800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 31, 35, 39, 40, 42, 49, 52, 56, 60, 62, 65, 70, 78, 84, 91, 93, 98, 104, 105, 120, 124, 130, 140, 147, 155, 156, 168, 169, 182, 186, 195, 196, 210, 217, 245, 248, 260, 273, 280, 294, 310, 312, 338, 364, 372, 390, 392, 403, 420, 434, 455, 465, 490, 507, 520, 546, 588, 620, 637, 651, 676, 728, 735, 744, 780, 806, 840, 845, 868, 910, 930, 980, 1014, 1085, 1092, 1176, 1183, 1209, 1240, 1274, 1302, 1352, 1365, 1470, 1519, 1560, 1612, 1690, 1736, 1820, 1860, 1911, 1960, 2015, 2028, 2170, 2184, 2366, 2418, 2535, 2548, 2604, 2730, 2821, 2940, 3038, 3185, 3224, 3255, 3380, 3549, 3640, 3720, 3822, 4030, 4056, 4340, 4557, 4732, 4836, 5070, 5096, 5208, 5239, 5460, 5642, 5880, 5915, 6045, 6076, 6370, 6510, 6760, 7098, 7595, 7644, 8060, 8281, 8463, 8680, 9114, 9464, 9555, 9672, 10140, 10478, 10920, 11284, 11830, 12090, 12152, 12740, 13020, 14105, 14196, 15190, 15288, 15717, 16120, 16562, 16926, 17745, 18228, 19110, 19747, 20280, 20956, 22568, 22785, 23660, 24180, 24843, 25480, 26040, 26195, 28210, 28392, 30380, 31434, 33124, 33852, 35490, 36456, 36673, 38220, 39494, 41405, 41912, 42315, 45570, 47320, 48360, 49686, 52390, 56420, 59241, 60760, 62868, 66248, 67704, 70980, 73346, 76440, 78585, 78988, 82810, 84630, 91140, 98735, 99372, 104780, 110019, 112840, 118482, 124215, 125736, 141960, 146692, 157170, 157976, 165620, 169260, 182280, 183365, 197470, 198744, 209560, 220038, 236964, 248430, 256711, 293384, 296205, 314340, 331240, 338520, 366730, 394940, 440076, 473928, 496860, 513422, 550095, 592410, 628680, 733460, 770133, 789880, 880152, 993720, 1026844, 1100190, 1184820, 1283555, 1466920, 1540266, 2053688, 2200380, 2369640, 2567110, 3080532, 3850665, 4400760, 5134220, 6161064, 7701330, 10268440, 15402660, 30805320]

約数ペア:

[(1, 30805320), (2, 15402660), (3, 10268440), (4, 7701330), (5, 6161064), (6, 5134220), (7, 4400760), (8, 3850665), (10, 3080532), (12, 2567110), (13, 2369640), (14, 2200380), (15, 2053688), (20, 1540266), (21, 1466920), (24, 1283555), (26, 1184820), (28, 1100190), (30, 1026844), (31, 993720), (35, 880152), (39, 789880), (40, 770133), (42, 733460), (49, 628680), (52, 592410), (56, 550095), (60, 513422), (62, 496860), (65, 473928), (70, 440076), (78, 394940), (84, 366730), (91, 338520), (93, 331240), (98, 314340), (104, 296205), (105, 293384), (120, 256711), (124, 248430), (130, 236964), (140, 220038), (147, 209560), (155, 198744), (156, 197470), (168, 183365), (169, 182280), (182, 169260), (186, 165620), (195, 157976), (196, 157170), (210, 146692), (217, 141960), (245, 125736), (248, 124215), (260, 118482), (273, 112840), (280, 110019), (294, 104780), (310, 99372), (312, 98735), (338, 91140), (364, 84630), (372, 82810), (390, 78988), (392, 78585), (403, 76440), (420, 73346), (434, 70980), (455, 67704), (465, 66248), (490, 62868), (507, 60760), (520, 59241), (546, 56420), (588, 52390), (620, 49686), (637, 48360), (651, 47320), (676, 45570), (728, 42315), (735, 41912), (744, 41405), (780, 39494), (806, 38220), (840, 36673), (845, 36456), (868, 35490), (910, 33852), (930, 33124), (980, 31434), (1014, 30380), (1085, 28392), (1092, 28210), (1176, 26195), (1183, 26040), (1209, 25480), (1240, 24843), (1274, 24180), (1302, 23660), (1352, 22785), (1365, 22568), (1470, 20956), (1519, 20280), (1560, 19747), (1612, 19110), (1690, 18228), (1736, 17745), (1820, 16926), (1860, 16562), (1911, 16120), (1960, 15717), (2015, 15288), (2028, 15190), (2170, 14196), (2184, 14105), (2366, 13020), (2418, 12740), (2535, 12152), (2548, 12090), (2604, 11830), (2730, 11284), (2821, 10920), (2940, 10478), (3038, 10140), (3185, 9672), (3224, 9555), (3255, 9464), (3380, 9114), (3549, 8680), (3640, 8463), (3720, 8281), (3822, 8060), (4030, 7644), (4056, 7595), (4340, 7098), (4557, 6760), (4732, 6510), (4836, 6370), (5070, 6076), (5096, 6045), (5208, 5915), (5239, 5880), (5460, 5642)]