289494450

素因数分解:

$2^1\times 3^2\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{691}}^1$

素因数の和:742

約数の個数: 216

約数和(自身を含む): 953755920

約数和(自身を除く): 664261470

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 25, 30, 35, 38, 42, 45, 49, 50, 57, 63, 70, 75, 90, 95, 98, 105, 114, 126, 133, 147, 150, 171, 175, 190, 210, 225, 245, 266, 285, 294, 315, 342, 350, 399, 441, 450, 475, 490, 525, 570, 630, 665, 691, 735, 798, 855, 882, 931, 950, 1050, 1197, 1225, 1330, 1382, 1425, 1470, 1575, 1710, 1862, 1995, 2073, 2205, 2394, 2450, 2793, 2850, 3150, 3325, 3455, 3675, 3990, 4146, 4275, 4410, 4655, 4837, 5586, 5985, 6219, 6650, 6910, 7350, 8379, 8550, 9310, 9674, 9975, 10365, 11025, 11970, 12438, 13129, 13965, 14511, 16758, 17275, 19950, 20730, 22050, 23275, 24185, 26258, 27930, 29022, 29925, 31095, 33859, 34550, 39387, 41895, 43533, 46550, 48370, 51825, 59850, 62190, 65645, 67718, 69825, 72555, 78774, 83790, 87066, 91903, 101577, 103650, 118161, 120925, 131290, 139650, 145110, 155475, 169295, 183806, 196935, 203154, 209475, 217665, 236322, 241850, 275709, 304731, 310950, 328225, 338590, 362775, 393870, 418950, 435330, 459515, 507885, 551418, 590805, 609462, 643321, 656450, 725550, 827127, 846475, 919030, 984675, 1015770, 1088325, 1181610, 1286642, 1378545, 1523655, 1654254, 1692950, 1929963, 1969350, 2176650, 2297575, 2539425, 2757090, 2954025, 3047310, 3216605, 3859926, 4135635, 4595150, 5078850, 5789889, 5908050, 6433210, 6892725, 7618275, 8271270, 9649815, 11579778, 13785450, 15236550, 16083025, 19299630, 20678175, 28949445, 32166050, 41356350, 48249075, 57898890, 96498150, 144747225, 289494450]

約数ペア:

[(1, 289494450), (2, 144747225), (3, 96498150), (5, 57898890), (6, 48249075), (7, 41356350), (9, 32166050), (10, 28949445), (14, 20678175), (15, 19299630), (18, 16083025), (19, 15236550), (21, 13785450), (25, 11579778), (30, 9649815), (35, 8271270), (38, 7618275), (42, 6892725), (45, 6433210), (49, 5908050), (50, 5789889), (57, 5078850), (63, 4595150), (70, 4135635), (75, 3859926), (90, 3216605), (95, 3047310), (98, 2954025), (105, 2757090), (114, 2539425), (126, 2297575), (133, 2176650), (147, 1969350), (150, 1929963), (171, 1692950), (175, 1654254), (190, 1523655), (210, 1378545), (225, 1286642), (245, 1181610), (266, 1088325), (285, 1015770), (294, 984675), (315, 919030), (342, 846475), (350, 827127), (399, 725550), (441, 656450), (450, 643321), (475, 609462), (490, 590805), (525, 551418), (570, 507885), (630, 459515), (665, 435330), (691, 418950), (735, 393870), (798, 362775), (855, 338590), (882, 328225), (931, 310950), (950, 304731), (1050, 275709), (1197, 241850), (1225, 236322), (1330, 217665), (1382, 209475), (1425, 203154), (1470, 196935), (1575, 183806), (1710, 169295), (1862, 155475), (1995, 145110), (2073, 139650), (2205, 131290), (2394, 120925), (2450, 118161), (2793, 103650), (2850, 101577), (3150, 91903), (3325, 87066), (3455, 83790), (3675, 78774), (3990, 72555), (4146, 69825), (4275, 67718), (4410, 65645), (4655, 62190), (4837, 59850), (5586, 51825), (5985, 48370), (6219, 46550), (6650, 43533), (6910, 41895), (7350, 39387), (8379, 34550), (8550, 33859), (9310, 31095), (9674, 29925), (9975, 29022), (10365, 27930), (11025, 26258), (11970, 24185), (12438, 23275), (13129, 22050), (13965, 20730), (14511, 19950), (16758, 17275)]