812642220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{821}}^1$

素因数の和:902

約数の個数: 240

約数和(自身を含む): 2807215488

約数和(自身を除く): 1994573268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 47, 52, 54, 60, 65, 78, 81, 90, 94, 108, 117, 130, 135, 141, 156, 162, 180, 188, 195, 234, 235, 260, 270, 282, 324, 351, 390, 405, 423, 468, 470, 540, 564, 585, 611, 702, 705, 780, 810, 821, 846, 940, 1053, 1170, 1222, 1269, 1404, 1410, 1620, 1642, 1692, 1755, 1833, 2106, 2115, 2340, 2444, 2463, 2538, 2820, 3055, 3284, 3510, 3666, 3807, 4105, 4212, 4230, 4926, 5076, 5265, 5499, 6110, 6345, 7020, 7332, 7389, 7614, 8210, 8460, 9165, 9852, 10530, 10673, 10998, 12220, 12315, 12690, 14778, 15228, 16420, 16497, 18330, 19035, 21060, 21346, 21996, 22167, 24630, 25380, 27495, 29556, 32019, 32994, 36660, 36945, 38070, 38587, 42692, 44334, 49260, 49491, 53365, 54990, 64038, 65988, 66501, 73890, 76140, 77174, 82485, 88668, 96057, 98982, 106730, 109980, 110835, 115761, 128076, 133002, 147780, 154348, 160095, 164970, 192114, 192935, 197964, 213460, 221670, 231522, 247455, 266004, 288171, 320190, 329940, 332505, 347283, 384228, 385870, 443340, 463044, 480285, 494910, 501631, 576342, 578805, 640380, 665010, 694566, 771740, 864513, 960570, 989820, 1003262, 1041849, 1152684, 1157610, 1330020, 1389132, 1440855, 1504893, 1729026, 1736415, 1921140, 2006524, 2083698, 2315220, 2508155, 2881710, 3009786, 3125547, 3458052, 3472830, 4167396, 4322565, 4514679, 5016310, 5209245, 5763420, 6019572, 6251094, 6945660, 7524465, 8645130, 9029358, 10032620, 10418490, 12502188, 13544037, 15048930, 15627735, 17290260, 18058716, 20836980, 22573395, 27088074, 30097860, 31255470, 40632111, 45146790, 54176148, 62510940, 67720185, 81264222, 90293580, 135440370, 162528444, 203160555, 270880740, 406321110, 812642220]

約数ペア:

[(1, 812642220), (2, 406321110), (3, 270880740), (4, 203160555), (5, 162528444), (6, 135440370), (9, 90293580), (10, 81264222), (12, 67720185), (13, 62510940), (15, 54176148), (18, 45146790), (20, 40632111), (26, 31255470), (27, 30097860), (30, 27088074), (36, 22573395), (39, 20836980), (45, 18058716), (47, 17290260), (52, 15627735), (54, 15048930), (60, 13544037), (65, 12502188), (78, 10418490), (81, 10032620), (90, 9029358), (94, 8645130), (108, 7524465), (117, 6945660), (130, 6251094), (135, 6019572), (141, 5763420), (156, 5209245), (162, 5016310), (180, 4514679), (188, 4322565), (195, 4167396), (234, 3472830), (235, 3458052), (260, 3125547), (270, 3009786), (282, 2881710), (324, 2508155), (351, 2315220), (390, 2083698), (405, 2006524), (423, 1921140), (468, 1736415), (470, 1729026), (540, 1504893), (564, 1440855), (585, 1389132), (611, 1330020), (702, 1157610), (705, 1152684), (780, 1041849), (810, 1003262), (821, 989820), (846, 960570), (940, 864513), (1053, 771740), (1170, 694566), (1222, 665010), (1269, 640380), (1404, 578805), (1410, 576342), (1620, 501631), (1642, 494910), (1692, 480285), (1755, 463044), (1833, 443340), (2106, 385870), (2115, 384228), (2340, 347283), (2444, 332505), (2463, 329940), (2538, 320190), (2820, 288171), (3055, 266004), (3284, 247455), (3510, 231522), (3666, 221670), (3807, 213460), (4105, 197964), (4212, 192935), (4230, 192114), (4926, 164970), (5076, 160095), (5265, 154348), (5499, 147780), (6110, 133002), (6345, 128076), (7020, 115761), (7332, 110835), (7389, 109980), (7614, 106730), (8210, 98982), (8460, 96057), (9165, 88668), (9852, 82485), (10530, 77174), (10673, 76140), (10998, 73890), (12220, 66501), (12315, 65988), (12690, 64038), (14778, 54990), (15228, 53365), (16420, 49491), (16497, 49260), (18330, 44334), (19035, 42692), (21060, 38587), (21346, 38070), (21996, 36945), (22167, 36660), (24630, 32994), (25380, 32019), (27495, 29556)]