15402660

素因数分解:

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

素因数の和:83

約数の個数: 216

約数和(自身を含む): 56077056

約数和(自身を除く): 40674396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 49, 52, 60, 62, 65, 70, 78, 84, 91, 93, 98, 105, 124, 130, 140, 147, 155, 156, 169, 182, 186, 195, 196, 210, 217, 245, 260, 273, 294, 310, 338, 364, 372, 390, 403, 420, 434, 455, 465, 490, 507, 546, 588, 620, 637, 651, 676, 735, 780, 806, 845, 868, 910, 930, 980, 1014, 1085, 1092, 1183, 1209, 1274, 1302, 1365, 1470, 1519, 1612, 1690, 1820, 1860, 1911, 2015, 2028, 2170, 2366, 2418, 2535, 2548, 2604, 2730, 2821, 2940, 3038, 3185, 3255, 3380, 3549, 3822, 4030, 4340, 4557, 4732, 4836, 5070, 5239, 5460, 5642, 5915, 6045, 6076, 6370, 6510, 7098, 7595, 7644, 8060, 8281, 8463, 9114, 9555, 10140, 10478, 11284, 11830, 12090, 12740, 13020, 14105, 14196, 15190, 15717, 16562, 16926, 17745, 18228, 19110, 19747, 20956, 22785, 23660, 24180, 24843, 26195, 28210, 30380, 31434, 33124, 33852, 35490, 36673, 38220, 39494, 41405, 42315, 45570, 49686, 52390, 56420, 59241, 62868, 70980, 73346, 78585, 78988, 82810, 84630, 91140, 98735, 99372, 104780, 110019, 118482, 124215, 146692, 157170, 165620, 169260, 183365, 197470, 220038, 236964, 248430, 256711, 296205, 314340, 366730, 394940, 440076, 496860, 513422, 550095, 592410, 733460, 770133, 1026844, 1100190, 1184820, 1283555, 1540266, 2200380, 2567110, 3080532, 3850665, 5134220, 7701330, 15402660]

約数ペア:

[(1, 15402660), (2, 7701330), (3, 5134220), (4, 3850665), (5, 3080532), (6, 2567110), (7, 2200380), (10, 1540266), (12, 1283555), (13, 1184820), (14, 1100190), (15, 1026844), (20, 770133), (21, 733460), (26, 592410), (28, 550095), (30, 513422), (31, 496860), (35, 440076), (39, 394940), (42, 366730), (49, 314340), (52, 296205), (60, 256711), (62, 248430), (65, 236964), (70, 220038), (78, 197470), (84, 183365), (91, 169260), (93, 165620), (98, 157170), (105, 146692), (124, 124215), (130, 118482), (140, 110019), (147, 104780), (155, 99372), (156, 98735), (169, 91140), (182, 84630), (186, 82810), (195, 78988), (196, 78585), (210, 73346), (217, 70980), (245, 62868), (260, 59241), (273, 56420), (294, 52390), (310, 49686), (338, 45570), (364, 42315), (372, 41405), (390, 39494), (403, 38220), (420, 36673), (434, 35490), (455, 33852), (465, 33124), (490, 31434), (507, 30380), (546, 28210), (588, 26195), (620, 24843), (637, 24180), (651, 23660), (676, 22785), (735, 20956), (780, 19747), (806, 19110), (845, 18228), (868, 17745), (910, 16926), (930, 16562), (980, 15717), (1014, 15190), (1085, 14196), (1092, 14105), (1183, 13020), (1209, 12740), (1274, 12090), (1302, 11830), (1365, 11284), (1470, 10478), (1519, 10140), (1612, 9555), (1690, 9114), (1820, 8463), (1860, 8281), (1911, 8060), (2015, 7644), (2028, 7595), (2170, 7098), (2366, 6510), (2418, 6370), (2535, 6076), (2548, 6045), (2604, 5915), (2730, 5642), (2821, 5460), (2940, 5239), (3038, 5070), (3185, 4836), (3255, 4732), (3380, 4557), (3549, 4340), (3822, 4030)]