281575440

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2287}}^1$

素因数の和:2331

約数の個数: 200

約数和(自身を含む): 1029874560

約数和(自身を除く): 748299120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 108, 114, 120, 135, 144, 152, 162, 171, 180, 190, 216, 228, 240, 270, 285, 304, 324, 342, 360, 380, 405, 432, 456, 513, 540, 570, 648, 684, 720, 760, 810, 855, 912, 1026, 1080, 1140, 1296, 1368, 1520, 1539, 1620, 1710, 2052, 2160, 2280, 2287, 2565, 2736, 3078, 3240, 3420, 4104, 4560, 4574, 5130, 6156, 6480, 6840, 6861, 7695, 8208, 9148, 10260, 11435, 12312, 13680, 13722, 15390, 18296, 20520, 20583, 22870, 24624, 27444, 30780, 34305, 36592, 41040, 41166, 43453, 45740, 54888, 61560, 61749, 68610, 82332, 86906, 91480, 102915, 109776, 123120, 123498, 130359, 137220, 164664, 173812, 182960, 185247, 205830, 217265, 246996, 260718, 274440, 308745, 329328, 347624, 370494, 391077, 411660, 434530, 493992, 521436, 548880, 617490, 651795, 695248, 740988, 782154, 823320, 869060, 926235, 987984, 1042872, 1173231, 1234980, 1303590, 1481976, 1564308, 1646640, 1738120, 1852470, 1955385, 2085744, 2346462, 2469960, 2607180, 2963952, 3128616, 3476240, 3519693, 3704940, 3910770, 4692924, 4939920, 5214360, 5866155, 6257232, 7039386, 7409880, 7821540, 9385848, 10428720, 11732310, 14078772, 14819760, 15643080, 17598465, 18771696, 23464620, 28157544, 31286160, 35196930, 46929240, 56315088, 70393860, 93858480, 140787720, 281575440]

約数ペア:

[(1, 281575440), (2, 140787720), (3, 93858480), (4, 70393860), (5, 56315088), (6, 46929240), (8, 35196930), (9, 31286160), (10, 28157544), (12, 23464620), (15, 18771696), (16, 17598465), (18, 15643080), (19, 14819760), (20, 14078772), (24, 11732310), (27, 10428720), (30, 9385848), (36, 7821540), (38, 7409880), (40, 7039386), (45, 6257232), (48, 5866155), (54, 5214360), (57, 4939920), (60, 4692924), (72, 3910770), (76, 3704940), (80, 3519693), (81, 3476240), (90, 3128616), (95, 2963952), (108, 2607180), (114, 2469960), (120, 2346462), (135, 2085744), (144, 1955385), (152, 1852470), (162, 1738120), (171, 1646640), (180, 1564308), (190, 1481976), (216, 1303590), (228, 1234980), (240, 1173231), (270, 1042872), (285, 987984), (304, 926235), (324, 869060), (342, 823320), (360, 782154), (380, 740988), (405, 695248), (432, 651795), (456, 617490), (513, 548880), (540, 521436), (570, 493992), (648, 434530), (684, 411660), (720, 391077), (760, 370494), (810, 347624), (855, 329328), (912, 308745), (1026, 274440), (1080, 260718), (1140, 246996), (1296, 217265), (1368, 205830), (1520, 185247), (1539, 182960), (1620, 173812), (1710, 164664), (2052, 137220), (2160, 130359), (2280, 123498), (2287, 123120), (2565, 109776), (2736, 102915), (3078, 91480), (3240, 86906), (3420, 82332), (4104, 68610), (4560, 61749), (4574, 61560), (5130, 54888), (6156, 45740), (6480, 43453), (6840, 41166), (6861, 41040), (7695, 36592), (8208, 34305), (9148, 30780), (10260, 27444), (11435, 24624), (12312, 22870), (13680, 20583), (13722, 20520), (15390, 18296)]