67856880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{239}}^1$

素因数の和:288

約数の個数: 240

約数和(自身を含む): 261411840

約数和(自身を除く): 193554960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 169, 182, 195, 208, 210, 239, 240, 260, 273, 280, 312, 336, 338, 364, 390, 420, 455, 478, 507, 520, 546, 560, 624, 676, 717, 728, 780, 840, 845, 910, 956, 1014, 1040, 1092, 1183, 1195, 1352, 1365, 1434, 1456, 1560, 1673, 1680, 1690, 1820, 1912, 2028, 2184, 2366, 2390, 2535, 2704, 2730, 2868, 3107, 3120, 3346, 3380, 3549, 3585, 3640, 3824, 4056, 4368, 4732, 4780, 5019, 5070, 5460, 5736, 5915, 6214, 6692, 6760, 7098, 7170, 7280, 8112, 8365, 9321, 9464, 9560, 10038, 10140, 10920, 11472, 11830, 12428, 13384, 13520, 14196, 14340, 15535, 16730, 17745, 18642, 18928, 19120, 20076, 20280, 21749, 21840, 23660, 24856, 25095, 26768, 28392, 28680, 31070, 33460, 35490, 37284, 40152, 40391, 40560, 43498, 46605, 47320, 49712, 50190, 56784, 57360, 62140, 65247, 66920, 70980, 74568, 80304, 80782, 86996, 93210, 94640, 100380, 108745, 121173, 124280, 130494, 133840, 141960, 149136, 161564, 173992, 186420, 200760, 201955, 217490, 242346, 248560, 260988, 282737, 283920, 323128, 326235, 347984, 372840, 401520, 403910, 434980, 484692, 521976, 565474, 605865, 646256, 652470, 745680, 807820, 848211, 869960, 969384, 1043952, 1130948, 1211730, 1304940, 1413685, 1615640, 1696422, 1739920, 1938768, 2261896, 2423460, 2609880, 2827370, 3231280, 3392844, 4241055, 4523792, 4846920, 5219760, 5654740, 6785688, 8482110, 9693840, 11309480, 13571376, 16964220, 22618960, 33928440, 67856880]

約数ペア:

[(1, 67856880), (2, 33928440), (3, 22618960), (4, 16964220), (5, 13571376), (6, 11309480), (7, 9693840), (8, 8482110), (10, 6785688), (12, 5654740), (13, 5219760), (14, 4846920), (15, 4523792), (16, 4241055), (20, 3392844), (21, 3231280), (24, 2827370), (26, 2609880), (28, 2423460), (30, 2261896), (35, 1938768), (39, 1739920), (40, 1696422), (42, 1615640), (48, 1413685), (52, 1304940), (56, 1211730), (60, 1130948), (65, 1043952), (70, 969384), (78, 869960), (80, 848211), (84, 807820), (91, 745680), (104, 652470), (105, 646256), (112, 605865), (120, 565474), (130, 521976), (140, 484692), (156, 434980), (168, 403910), (169, 401520), (182, 372840), (195, 347984), (208, 326235), (210, 323128), (239, 283920), (240, 282737), (260, 260988), (273, 248560), (280, 242346), (312, 217490), (336, 201955), (338, 200760), (364, 186420), (390, 173992), (420, 161564), (455, 149136), (478, 141960), (507, 133840), (520, 130494), (546, 124280), (560, 121173), (624, 108745), (676, 100380), (717, 94640), (728, 93210), (780, 86996), (840, 80782), (845, 80304), (910, 74568), (956, 70980), (1014, 66920), (1040, 65247), (1092, 62140), (1183, 57360), (1195, 56784), (1352, 50190), (1365, 49712), (1434, 47320), (1456, 46605), (1560, 43498), (1673, 40560), (1680, 40391), (1690, 40152), (1820, 37284), (1912, 35490), (2028, 33460), (2184, 31070), (2366, 28680), (2390, 28392), (2535, 26768), (2704, 25095), (2730, 24856), (2868, 23660), (3107, 21840), (3120, 21749), (3346, 20280), (3380, 20076), (3549, 19120), (3585, 18928), (3640, 18642), (3824, 17745), (4056, 16730), (4368, 15535), (4732, 14340), (4780, 14196), (5019, 13520), (5070, 13384), (5460, 12428), (5736, 11830), (5915, 11472), (6214, 10920), (6692, 10140), (6760, 10038), (7098, 9560), (7170, 9464), (7280, 9321), (8112, 8365)]