1242225720

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{227}}^1\times {\mathrm{563}}^1$

素因数の和:816

約数の個数: 192

約数和(自身を含む): 4212673920

約数和(自身を除く): 2970448200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 227, 243, 270, 324, 360, 405, 454, 486, 540, 563, 648, 681, 810, 908, 972, 1080, 1126, 1135, 1215, 1362, 1620, 1689, 1816, 1944, 2043, 2252, 2270, 2430, 2724, 2815, 3240, 3378, 3405, 4086, 4504, 4540, 4860, 5067, 5448, 5630, 6129, 6756, 6810, 8172, 8445, 9080, 9720, 10134, 10215, 11260, 12258, 13512, 13620, 15201, 16344, 16890, 18387, 20268, 20430, 22520, 24516, 25335, 27240, 30402, 30645, 33780, 36774, 40536, 40860, 45603, 49032, 50670, 55161, 60804, 61290, 67560, 73548, 76005, 81720, 91206, 91935, 101340, 110322, 121608, 122580, 127801, 136809, 147096, 152010, 182412, 183870, 202680, 220644, 228015, 245160, 255602, 273618, 275805, 304020, 364824, 367740, 383403, 441288, 456030, 511204, 547236, 551610, 608040, 639005, 684045, 735480, 766806, 912060, 1022408, 1094472, 1103220, 1150209, 1278010, 1368090, 1533612, 1824120, 1917015, 2206440, 2300418, 2556020, 2736180, 3067224, 3450627, 3834030, 4600836, 5112040, 5472360, 5751045, 6901254, 7668060, 9201672, 10351881, 11502090, 13802508, 15336120, 17253135, 20703762, 23004180, 27605016, 31055643, 34506270, 41407524, 46008360, 51759405, 62111286, 69012540, 82815048, 103518810, 124222572, 138025080, 155278215, 207037620, 248445144, 310556430, 414075240, 621112860, 1242225720]

約数ペア:

[(1, 1242225720), (2, 621112860), (3, 414075240), (4, 310556430), (5, 248445144), (6, 207037620), (8, 155278215), (9, 138025080), (10, 124222572), (12, 103518810), (15, 82815048), (18, 69012540), (20, 62111286), (24, 51759405), (27, 46008360), (30, 41407524), (36, 34506270), (40, 31055643), (45, 27605016), (54, 23004180), (60, 20703762), (72, 17253135), (81, 15336120), (90, 13802508), (108, 11502090), (120, 10351881), (135, 9201672), (162, 7668060), (180, 6901254), (216, 5751045), (227, 5472360), (243, 5112040), (270, 4600836), (324, 3834030), (360, 3450627), (405, 3067224), (454, 2736180), (486, 2556020), (540, 2300418), (563, 2206440), (648, 1917015), (681, 1824120), (810, 1533612), (908, 1368090), (972, 1278010), (1080, 1150209), (1126, 1103220), (1135, 1094472), (1215, 1022408), (1362, 912060), (1620, 766806), (1689, 735480), (1816, 684045), (1944, 639005), (2043, 608040), (2252, 551610), (2270, 547236), (2430, 511204), (2724, 456030), (2815, 441288), (3240, 383403), (3378, 367740), (3405, 364824), (4086, 304020), (4504, 275805), (4540, 273618), (4860, 255602), (5067, 245160), (5448, 228015), (5630, 220644), (6129, 202680), (6756, 183870), (6810, 182412), (8172, 152010), (8445, 147096), (9080, 136809), (9720, 127801), (10134, 122580), (10215, 121608), (11260, 110322), (12258, 101340), (13512, 91935), (13620, 91206), (15201, 81720), (16344, 76005), (16890, 73548), (18387, 67560), (20268, 61290), (20430, 60804), (22520, 55161), (24516, 50670), (25335, 49032), (27240, 45603), (30402, 40860), (30645, 40536), (33780, 36774)]