72981000

素因数分解:

$2^3\times 3^4\times 5^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:103

約数の個数: 320

約数和(自身を含む): 275212080

約数和(自身を除く): 202231080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 25, 27, 30, 34, 36, 40, 45, 50, 51, 53, 54, 60, 68, 72, 75, 81, 85, 90, 100, 102, 106, 108, 120, 125, 135, 136, 150, 153, 159, 162, 170, 180, 200, 204, 212, 216, 225, 250, 255, 265, 270, 300, 306, 318, 324, 340, 360, 375, 405, 408, 424, 425, 450, 459, 477, 500, 510, 530, 540, 600, 612, 636, 648, 675, 680, 750, 765, 795, 810, 850, 900, 901, 918, 954, 1000, 1020, 1060, 1080, 1125, 1224, 1272, 1275, 1325, 1350, 1377, 1431, 1500, 1530, 1590, 1620, 1700, 1800, 1802, 1836, 1908, 2025, 2040, 2120, 2125, 2250, 2295, 2385, 2550, 2650, 2700, 2703, 2754, 2862, 3000, 3060, 3180, 3240, 3375, 3400, 3604, 3672, 3816, 3825, 3975, 4050, 4250, 4293, 4500, 4505, 4590, 4770, 5100, 5300, 5400, 5406, 5508, 5724, 6120, 6360, 6375, 6625, 6750, 6885, 7155, 7208, 7650, 7950, 8100, 8109, 8500, 8586, 9000, 9010, 9180, 9540, 10125, 10200, 10600, 10812, 11016, 11448, 11475, 11925, 12750, 13250, 13500, 13515, 13770, 14310, 15300, 15900, 16200, 16218, 17000, 17172, 18020, 18360, 19080, 19125, 19875, 20250, 21465, 21624, 22525, 22950, 23850, 24327, 25500, 26500, 27000, 27030, 27540, 28620, 30600, 31800, 32436, 34344, 34425, 35775, 36040, 38250, 39750, 40500, 40545, 42930, 45050, 45900, 47700, 48654, 51000, 53000, 54060, 55080, 57240, 57375, 59625, 64872, 67575, 68850, 71550, 72981, 76500, 79500, 81000, 81090, 85860, 90100, 91800, 95400, 97308, 107325, 108120, 112625, 114750, 119250, 121635, 135150, 137700, 143100, 145962, 153000, 159000, 162180, 171720, 172125, 178875, 180200, 194616, 202725, 214650, 225250, 229500, 238500, 243270, 270300, 275400, 286200, 291924, 324360, 337875, 344250, 357750, 364905, 405450, 429300, 450500, 459000, 477000, 486540, 536625, 540600, 583848, 608175, 675750, 688500, 715500, 729810, 810900, 858600, 901000, 973080, 1013625, 1073250, 1216350, 1351500, 1377000, 1431000, 1459620, 1621800, 1824525, 2027250, 2146500, 2432700, 2703000, 2919240, 3040875, 3649050, 4054500, 4293000, 4865400, 6081750, 7298100, 8109000, 9122625, 12163500, 14596200, 18245250, 24327000, 36490500, 72981000]

約数ペア:

[(1, 72981000), (2, 36490500), (3, 24327000), (4, 18245250), (5, 14596200), (6, 12163500), (8, 9122625), (9, 8109000), (10, 7298100), (12, 6081750), (15, 4865400), (17, 4293000), (18, 4054500), (20, 3649050), (24, 3040875), (25, 2919240), (27, 2703000), (30, 2432700), (34, 2146500), (36, 2027250), (40, 1824525), (45, 1621800), (50, 1459620), (51, 1431000), (53, 1377000), (54, 1351500), (60, 1216350), (68, 1073250), (72, 1013625), (75, 973080), (81, 901000), (85, 858600), (90, 810900), (100, 729810), (102, 715500), (106, 688500), (108, 675750), (120, 608175), (125, 583848), (135, 540600), (136, 536625), (150, 486540), (153, 477000), (159, 459000), (162, 450500), (170, 429300), (180, 405450), (200, 364905), (204, 357750), (212, 344250), (216, 337875), (225, 324360), (250, 291924), (255, 286200), (265, 275400), (270, 270300), (300, 243270), (306, 238500), (318, 229500), (324, 225250), (340, 214650), (360, 202725), (375, 194616), (405, 180200), (408, 178875), (424, 172125), (425, 171720), (450, 162180), (459, 159000), (477, 153000), (500, 145962), (510, 143100), (530, 137700), (540, 135150), (600, 121635), (612, 119250), (636, 114750), (648, 112625), (675, 108120), (680, 107325), (750, 97308), (765, 95400), (795, 91800), (810, 90100), (850, 85860), (900, 81090), (901, 81000), (918, 79500), (954, 76500), (1000, 72981), (1020, 71550), (1060, 68850), (1080, 67575), (1125, 64872), (1224, 59625), (1272, 57375), (1275, 57240), (1325, 55080), (1350, 54060), (1377, 53000), (1431, 51000), (1500, 48654), (1530, 47700), (1590, 45900), (1620, 45050), (1700, 42930), (1800, 40545), (1802, 40500), (1836, 39750), (1908, 38250), (2025, 36040), (2040, 35775), (2120, 34425), (2125, 34344), (2250, 32436), (2295, 31800), (2385, 30600), (2550, 28620), (2650, 27540), (2700, 27030), (2703, 27000), (2754, 26500), (2862, 25500), (3000, 24327), (3060, 23850), (3180, 22950), (3240, 22525), (3375, 21624), (3400, 21465), (3604, 20250), (3672, 19875), (3816, 19125), (3825, 19080), (3975, 18360), (4050, 18020), (4250, 17172), (4293, 17000), (4500, 16218), (4505, 16200), (4590, 15900), (4770, 15300), (5100, 14310), (5300, 13770), (5400, 13515), (5406, 13500), (5508, 13250), (5724, 12750), (6120, 11925), (6360, 11475), (6375, 11448), (6625, 11016), (6750, 10812), (6885, 10600), (7155, 10200), (7208, 10125), (7650, 9540), (7950, 9180), (8100, 9010), (8109, 9000), (8500, 8586)]