78645840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{277}}^1$

素因数の和:326

約数の個数: 240

約数和(自身を含む): 302802048

約数和(自身を除く): 224156208

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, 240, 260, 273, 277, 280, 312, 336, 338, 364, 390, 420, 455, 507, 520, 546, 554, 560, 624, 676, 728, 780, 831, 840, 845, 910, 1014, 1040, 1092, 1108, 1183, 1352, 1365, 1385, 1456, 1560, 1662, 1680, 1690, 1820, 1939, 2028, 2184, 2216, 2366, 2535, 2704, 2730, 2770, 3120, 3324, 3380, 3549, 3601, 3640, 3878, 4056, 4155, 4368, 4432, 4732, 5070, 5460, 5540, 5817, 5915, 6648, 6760, 7098, 7202, 7280, 7756, 8112, 8310, 9464, 9695, 10140, 10803, 10920, 11080, 11634, 11830, 13296, 13520, 14196, 14404, 15512, 16620, 17745, 18005, 18928, 19390, 20280, 21606, 21840, 22160, 23268, 23660, 25207, 28392, 28808, 29085, 31024, 33240, 35490, 36010, 38780, 40560, 43212, 46536, 46813, 47320, 50414, 54015, 56784, 57616, 58170, 66480, 70980, 72020, 75621, 77560, 86424, 93072, 93626, 94640, 100828, 108030, 116340, 126035, 140439, 141960, 144040, 151242, 155120, 172848, 187252, 201656, 216060, 232680, 234065, 252070, 280878, 283920, 288080, 302484, 327691, 374504, 378105, 403312, 432120, 465360, 468130, 504140, 561756, 604968, 655382, 702195, 749008, 756210, 864240, 936260, 983073, 1008280, 1123512, 1209936, 1310764, 1404390, 1512420, 1638455, 1872520, 1966146, 2016560, 2247024, 2621528, 2808780, 3024840, 3276910, 3745040, 3932292, 4915365, 5243056, 5617560, 6049680, 6553820, 7864584, 9830730, 11235120, 13107640, 15729168, 19661460, 26215280, 39322920, 78645840]

約数ペア:

[(1, 78645840), (2, 39322920), (3, 26215280), (4, 19661460), (5, 15729168), (6, 13107640), (7, 11235120), (8, 9830730), (10, 7864584), (12, 6553820), (13, 6049680), (14, 5617560), (15, 5243056), (16, 4915365), (20, 3932292), (21, 3745040), (24, 3276910), (26, 3024840), (28, 2808780), (30, 2621528), (35, 2247024), (39, 2016560), (40, 1966146), (42, 1872520), (48, 1638455), (52, 1512420), (56, 1404390), (60, 1310764), (65, 1209936), (70, 1123512), (78, 1008280), (80, 983073), (84, 936260), (91, 864240), (104, 756210), (105, 749008), (112, 702195), (120, 655382), (130, 604968), (140, 561756), (156, 504140), (168, 468130), (169, 465360), (182, 432120), (195, 403312), (208, 378105), (210, 374504), (240, 327691), (260, 302484), (273, 288080), (277, 283920), (280, 280878), (312, 252070), (336, 234065), (338, 232680), (364, 216060), (390, 201656), (420, 187252), (455, 172848), (507, 155120), (520, 151242), (546, 144040), (554, 141960), (560, 140439), (624, 126035), (676, 116340), (728, 108030), (780, 100828), (831, 94640), (840, 93626), (845, 93072), (910, 86424), (1014, 77560), (1040, 75621), (1092, 72020), (1108, 70980), (1183, 66480), (1352, 58170), (1365, 57616), (1385, 56784), (1456, 54015), (1560, 50414), (1662, 47320), (1680, 46813), (1690, 46536), (1820, 43212), (1939, 40560), (2028, 38780), (2184, 36010), (2216, 35490), (2366, 33240), (2535, 31024), (2704, 29085), (2730, 28808), (2770, 28392), (3120, 25207), (3324, 23660), (3380, 23268), (3549, 22160), (3601, 21840), (3640, 21606), (3878, 20280), (4056, 19390), (4155, 18928), (4368, 18005), (4432, 17745), (4732, 16620), (5070, 15512), (5460, 14404), (5540, 14196), (5817, 13520), (5915, 13296), (6648, 11830), (6760, 11634), (7098, 11080), (7202, 10920), (7280, 10803), (7756, 10140), (8112, 9695), (8310, 9464)]