218877360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1$

素因数の和:164

約数の個数: 240

約数和(自身を含む): 765388512

約数和(自身を除く): 546511152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 73, 78, 80, 93, 104, 120, 124, 130, 146, 155, 156, 186, 195, 208, 219, 240, 248, 260, 292, 310, 312, 365, 372, 390, 403, 438, 465, 496, 520, 584, 620, 624, 730, 744, 780, 806, 876, 930, 949, 961, 1040, 1095, 1168, 1209, 1240, 1460, 1488, 1560, 1612, 1752, 1860, 1898, 1922, 2015, 2190, 2263, 2418, 2480, 2847, 2883, 2920, 3120, 3224, 3504, 3720, 3796, 3844, 4030, 4380, 4526, 4745, 4805, 4836, 5694, 5766, 5840, 6045, 6448, 6789, 7440, 7592, 7688, 8060, 8760, 9052, 9490, 9610, 9672, 11315, 11388, 11532, 12090, 12493, 13578, 14235, 14415, 15184, 15376, 16120, 17520, 18104, 18980, 19220, 19344, 22630, 22776, 23064, 24180, 24986, 27156, 28470, 28830, 29419, 32240, 33945, 36208, 37479, 37960, 38440, 45260, 45552, 46128, 48360, 49972, 54312, 56940, 57660, 58838, 62465, 67890, 70153, 74958, 75920, 76880, 88257, 90520, 96720, 99944, 108624, 113880, 115320, 117676, 124930, 135780, 140306, 147095, 149916, 176514, 181040, 187395, 199888, 210459, 227760, 230640, 235352, 249860, 271560, 280612, 294190, 299832, 350765, 353028, 374790, 420918, 441285, 470704, 499720, 543120, 561224, 588380, 599664, 701530, 706056, 749580, 841836, 882570, 911989, 999440, 1052295, 1122448, 1176760, 1403060, 1412112, 1499160, 1683672, 1765140, 1823978, 2104590, 2353520, 2735967, 2806120, 2998320, 3367344, 3530280, 3647956, 4209180, 4559945, 5471934, 5612240, 7060560, 7295912, 8418360, 9119890, 10943868, 13679835, 14591824, 16836720, 18239780, 21887736, 27359670, 36479560, 43775472, 54719340, 72959120, 109438680, 218877360]

約数ペア:

[(1, 218877360), (2, 109438680), (3, 72959120), (4, 54719340), (5, 43775472), (6, 36479560), (8, 27359670), (10, 21887736), (12, 18239780), (13, 16836720), (15, 14591824), (16, 13679835), (20, 10943868), (24, 9119890), (26, 8418360), (30, 7295912), (31, 7060560), (39, 5612240), (40, 5471934), (48, 4559945), (52, 4209180), (60, 3647956), (62, 3530280), (65, 3367344), (73, 2998320), (78, 2806120), (80, 2735967), (93, 2353520), (104, 2104590), (120, 1823978), (124, 1765140), (130, 1683672), (146, 1499160), (155, 1412112), (156, 1403060), (186, 1176760), (195, 1122448), (208, 1052295), (219, 999440), (240, 911989), (248, 882570), (260, 841836), (292, 749580), (310, 706056), (312, 701530), (365, 599664), (372, 588380), (390, 561224), (403, 543120), (438, 499720), (465, 470704), (496, 441285), (520, 420918), (584, 374790), (620, 353028), (624, 350765), (730, 299832), (744, 294190), (780, 280612), (806, 271560), (876, 249860), (930, 235352), (949, 230640), (961, 227760), (1040, 210459), (1095, 199888), (1168, 187395), (1209, 181040), (1240, 176514), (1460, 149916), (1488, 147095), (1560, 140306), (1612, 135780), (1752, 124930), (1860, 117676), (1898, 115320), (1922, 113880), (2015, 108624), (2190, 99944), (2263, 96720), (2418, 90520), (2480, 88257), (2847, 76880), (2883, 75920), (2920, 74958), (3120, 70153), (3224, 67890), (3504, 62465), (3720, 58838), (3796, 57660), (3844, 56940), (4030, 54312), (4380, 49972), (4526, 48360), (4745, 46128), (4805, 45552), (4836, 45260), (5694, 38440), (5766, 37960), (5840, 37479), (6045, 36208), (6448, 33945), (6789, 32240), (7440, 29419), (7592, 28830), (7688, 28470), (8060, 27156), (8760, 24986), (9052, 24180), (9490, 23064), (9610, 22776), (9672, 22630), (11315, 19344), (11388, 19220), (11532, 18980), (12090, 18104), (12493, 17520), (13578, 16120), (14235, 15376), (14415, 15184)]