289458540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:261

約数の個数: 288

約数和(自身を含む): 1075576320

約数和(自身を除く): 786117780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 107, 113, 114, 126, 133, 140, 171, 180, 190, 210, 214, 226, 228, 252, 266, 285, 315, 321, 339, 342, 380, 399, 420, 428, 452, 532, 535, 565, 570, 630, 642, 665, 678, 684, 749, 791, 798, 855, 963, 1017, 1070, 1130, 1140, 1197, 1260, 1284, 1330, 1356, 1498, 1582, 1596, 1605, 1695, 1710, 1926, 1995, 2033, 2034, 2140, 2147, 2247, 2260, 2373, 2394, 2660, 2996, 3164, 3210, 3390, 3420, 3745, 3852, 3955, 3990, 4066, 4068, 4294, 4494, 4746, 4788, 4815, 5085, 5985, 6099, 6420, 6441, 6741, 6780, 7119, 7490, 7910, 7980, 8132, 8588, 8988, 9492, 9630, 10165, 10170, 10735, 11235, 11865, 11970, 12091, 12198, 12882, 13482, 14231, 14238, 14980, 15029, 15820, 18297, 19260, 19323, 20330, 20340, 21470, 22470, 23730, 23940, 24182, 24396, 25764, 26964, 28462, 28476, 30058, 30495, 32205, 33705, 35595, 36273, 36594, 38646, 40660, 42693, 42940, 44940, 45087, 47460, 48364, 56924, 60116, 60455, 60990, 64410, 67410, 71155, 71190, 72546, 73188, 75145, 77292, 84637, 85386, 90174, 91485, 96615, 108819, 120910, 121980, 128079, 128820, 134820, 135261, 142310, 142380, 145092, 150290, 169274, 170772, 180348, 181365, 182970, 193230, 213465, 217638, 225435, 229729, 241820, 253911, 256158, 270522, 284620, 300580, 338548, 362730, 365940, 386460, 423185, 426930, 435276, 450870, 459458, 507822, 512316, 541044, 544095, 640395, 676305, 689187, 725460, 761733, 846370, 853860, 901740, 918916, 1015644, 1088190, 1148645, 1269555, 1280790, 1352610, 1378374, 1523466, 1608103, 1692740, 2067561, 2176380, 2297290, 2539110, 2561580, 2705220, 2756748, 3046932, 3216206, 3445935, 3808665, 4135122, 4594580, 4824309, 5078220, 6432412, 6891870, 7617330, 8040515, 8270244, 9648618, 10337805, 13783740, 14472927, 15234660, 16081030, 19297236, 20675610, 24121545, 28945854, 32162060, 41351220, 48243090, 57891708, 72364635, 96486180, 144729270, 289458540]

約数ペア:

[(1, 289458540), (2, 144729270), (3, 96486180), (4, 72364635), (5, 57891708), (6, 48243090), (7, 41351220), (9, 32162060), (10, 28945854), (12, 24121545), (14, 20675610), (15, 19297236), (18, 16081030), (19, 15234660), (20, 14472927), (21, 13783740), (28, 10337805), (30, 9648618), (35, 8270244), (36, 8040515), (38, 7617330), (42, 6891870), (45, 6432412), (57, 5078220), (60, 4824309), (63, 4594580), (70, 4135122), (76, 3808665), (84, 3445935), (90, 3216206), (95, 3046932), (105, 2756748), (107, 2705220), (113, 2561580), (114, 2539110), (126, 2297290), (133, 2176380), (140, 2067561), (171, 1692740), (180, 1608103), (190, 1523466), (210, 1378374), (214, 1352610), (226, 1280790), (228, 1269555), (252, 1148645), (266, 1088190), (285, 1015644), (315, 918916), (321, 901740), (339, 853860), (342, 846370), (380, 761733), (399, 725460), (420, 689187), (428, 676305), (452, 640395), (532, 544095), (535, 541044), (565, 512316), (570, 507822), (630, 459458), (642, 450870), (665, 435276), (678, 426930), (684, 423185), (749, 386460), (791, 365940), (798, 362730), (855, 338548), (963, 300580), (1017, 284620), (1070, 270522), (1130, 256158), (1140, 253911), (1197, 241820), (1260, 229729), (1284, 225435), (1330, 217638), (1356, 213465), (1498, 193230), (1582, 182970), (1596, 181365), (1605, 180348), (1695, 170772), (1710, 169274), (1926, 150290), (1995, 145092), (2033, 142380), (2034, 142310), (2140, 135261), (2147, 134820), (2247, 128820), (2260, 128079), (2373, 121980), (2394, 120910), (2660, 108819), (2996, 96615), (3164, 91485), (3210, 90174), (3390, 85386), (3420, 84637), (3745, 77292), (3852, 75145), (3955, 73188), (3990, 72546), (4066, 71190), (4068, 71155), (4294, 67410), (4494, 64410), (4746, 60990), (4788, 60455), (4815, 60116), (5085, 56924), (5985, 48364), (6099, 47460), (6420, 45087), (6441, 44940), (6741, 42940), (6780, 42693), (7119, 40660), (7490, 38646), (7910, 36594), (7980, 36273), (8132, 35595), (8588, 33705), (8988, 32205), (9492, 30495), (9630, 30058), (10165, 28476), (10170, 28462), (10735, 26964), (11235, 25764), (11865, 24396), (11970, 24182), (12091, 23940), (12198, 23730), (12882, 22470), (13482, 21470), (14231, 20340), (14238, 20330), (14980, 19323), (15029, 19260), (15820, 18297)]