67746780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:142

約数の個数: 240

約数和(自身を含む): 234178560

約数和(自身を除く): 166431780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 31, 36, 38, 45, 54, 57, 60, 62, 71, 76, 81, 90, 93, 95, 108, 114, 124, 135, 142, 155, 162, 171, 180, 186, 190, 213, 228, 270, 279, 284, 285, 310, 324, 342, 355, 372, 380, 405, 426, 465, 513, 540, 558, 570, 589, 620, 639, 684, 710, 810, 837, 852, 855, 930, 1026, 1065, 1116, 1140, 1178, 1278, 1349, 1395, 1420, 1539, 1620, 1674, 1710, 1767, 1860, 1917, 2052, 2130, 2201, 2356, 2511, 2556, 2565, 2698, 2790, 2945, 3078, 3195, 3348, 3420, 3534, 3834, 4047, 4185, 4260, 4402, 5022, 5130, 5301, 5396, 5580, 5751, 5890, 6156, 6390, 6603, 6745, 7068, 7668, 7695, 8094, 8370, 8804, 8835, 9585, 10044, 10260, 10602, 11005, 11502, 11780, 12141, 12555, 12780, 13206, 13490, 15390, 15903, 16188, 16740, 17670, 19170, 19809, 20235, 21204, 22010, 23004, 24282, 25110, 26412, 26505, 26980, 28755, 30780, 31806, 33015, 35340, 36423, 38340, 39618, 40470, 41819, 44020, 47709, 48564, 50220, 53010, 57510, 59427, 60705, 63612, 66030, 72846, 79236, 79515, 80940, 83638, 95418, 99045, 106020, 109269, 115020, 118854, 121410, 125457, 132060, 145692, 159030, 167276, 178281, 182115, 190836, 198090, 209095, 218538, 237708, 238545, 242820, 250914, 297135, 318060, 356562, 364230, 376371, 396180, 418190, 437076, 477090, 501828, 546345, 594270, 627285, 713124, 728460, 752742, 836380, 891405, 954180, 1092690, 1129113, 1188540, 1254570, 1505484, 1782810, 1881855, 2185380, 2258226, 2509140, 3387339, 3565620, 3763710, 4516452, 5645565, 6774678, 7527420, 11291130, 13549356, 16936695, 22582260, 33873390, 67746780]

約数ペア:

[(1, 67746780), (2, 33873390), (3, 22582260), (4, 16936695), (5, 13549356), (6, 11291130), (9, 7527420), (10, 6774678), (12, 5645565), (15, 4516452), (18, 3763710), (19, 3565620), (20, 3387339), (27, 2509140), (30, 2258226), (31, 2185380), (36, 1881855), (38, 1782810), (45, 1505484), (54, 1254570), (57, 1188540), (60, 1129113), (62, 1092690), (71, 954180), (76, 891405), (81, 836380), (90, 752742), (93, 728460), (95, 713124), (108, 627285), (114, 594270), (124, 546345), (135, 501828), (142, 477090), (155, 437076), (162, 418190), (171, 396180), (180, 376371), (186, 364230), (190, 356562), (213, 318060), (228, 297135), (270, 250914), (279, 242820), (284, 238545), (285, 237708), (310, 218538), (324, 209095), (342, 198090), (355, 190836), (372, 182115), (380, 178281), (405, 167276), (426, 159030), (465, 145692), (513, 132060), (540, 125457), (558, 121410), (570, 118854), (589, 115020), (620, 109269), (639, 106020), (684, 99045), (710, 95418), (810, 83638), (837, 80940), (852, 79515), (855, 79236), (930, 72846), (1026, 66030), (1065, 63612), (1116, 60705), (1140, 59427), (1178, 57510), (1278, 53010), (1349, 50220), (1395, 48564), (1420, 47709), (1539, 44020), (1620, 41819), (1674, 40470), (1710, 39618), (1767, 38340), (1860, 36423), (1917, 35340), (2052, 33015), (2130, 31806), (2201, 30780), (2356, 28755), (2511, 26980), (2556, 26505), (2565, 26412), (2698, 25110), (2790, 24282), (2945, 23004), (3078, 22010), (3195, 21204), (3348, 20235), (3420, 19809), (3534, 19170), (3834, 17670), (4047, 16740), (4185, 16188), (4260, 15903), (4402, 15390), (5022, 13490), (5130, 13206), (5301, 12780), (5396, 12555), (5580, 12141), (5751, 11780), (5890, 11502), (6156, 11005), (6390, 10602), (6603, 10260), (6745, 10044), (7068, 9585), (7668, 8835), (7695, 8804), (8094, 8370)]