78758680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1$

素因数の和:330

約数の個数: 192

約数和(自身を含む): 243038880

約数和(自身を除く): 164280200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 49, 52, 55, 56, 65, 70, 77, 88, 91, 98, 104, 110, 130, 140, 143, 154, 182, 196, 220, 245, 260, 280, 281, 286, 308, 364, 385, 392, 440, 455, 490, 520, 539, 562, 572, 616, 637, 715, 728, 770, 910, 980, 1001, 1078, 1124, 1144, 1274, 1405, 1430, 1540, 1820, 1960, 1967, 2002, 2156, 2248, 2548, 2695, 2810, 2860, 3080, 3091, 3185, 3640, 3653, 3934, 4004, 4312, 5005, 5096, 5390, 5620, 5720, 6182, 6370, 7007, 7306, 7868, 8008, 9835, 10010, 10780, 11240, 12364, 12740, 13769, 14014, 14612, 15455, 15736, 18265, 19670, 20020, 21560, 21637, 24728, 25480, 25571, 27538, 28028, 29224, 30910, 35035, 36530, 39340, 40040, 40183, 43274, 51142, 55076, 56056, 61820, 68845, 70070, 73060, 78680, 80366, 86548, 102284, 108185, 110152, 123640, 127855, 137690, 140140, 146120, 151459, 160732, 173096, 178997, 200915, 204568, 216370, 255710, 275380, 280280, 281281, 302918, 321464, 357994, 401830, 432740, 511420, 550760, 562562, 605836, 715988, 757295, 803660, 865480, 894985, 1022840, 1125124, 1211672, 1406405, 1431976, 1514590, 1607320, 1789970, 1968967, 2250248, 2812810, 3029180, 3579940, 3937934, 5625620, 6058360, 7159880, 7875868, 9844835, 11251240, 15751736, 19689670, 39379340, 78758680]

約数ペア:

[(1, 78758680), (2, 39379340), (4, 19689670), (5, 15751736), (7, 11251240), (8, 9844835), (10, 7875868), (11, 7159880), (13, 6058360), (14, 5625620), (20, 3937934), (22, 3579940), (26, 3029180), (28, 2812810), (35, 2250248), (40, 1968967), (44, 1789970), (49, 1607320), (52, 1514590), (55, 1431976), (56, 1406405), (65, 1211672), (70, 1125124), (77, 1022840), (88, 894985), (91, 865480), (98, 803660), (104, 757295), (110, 715988), (130, 605836), (140, 562562), (143, 550760), (154, 511420), (182, 432740), (196, 401830), (220, 357994), (245, 321464), (260, 302918), (280, 281281), (281, 280280), (286, 275380), (308, 255710), (364, 216370), (385, 204568), (392, 200915), (440, 178997), (455, 173096), (490, 160732), (520, 151459), (539, 146120), (562, 140140), (572, 137690), (616, 127855), (637, 123640), (715, 110152), (728, 108185), (770, 102284), (910, 86548), (980, 80366), (1001, 78680), (1078, 73060), (1124, 70070), (1144, 68845), (1274, 61820), (1405, 56056), (1430, 55076), (1540, 51142), (1820, 43274), (1960, 40183), (1967, 40040), (2002, 39340), (2156, 36530), (2248, 35035), (2548, 30910), (2695, 29224), (2810, 28028), (2860, 27538), (3080, 25571), (3091, 25480), (3185, 24728), (3640, 21637), (3653, 21560), (3934, 20020), (4004, 19670), (4312, 18265), (5005, 15736), (5096, 15455), (5390, 14612), (5620, 14014), (5720, 13769), (6182, 12740), (6370, 12364), (7007, 11240), (7306, 10780), (7868, 10010), (8008, 9835)]