64899900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^2$

素因数の和:122

約数の個数: 216

約数和(自身を含む): 230037360

約数和(自身を除く): 165137460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 43, 45, 50, 52, 54, 60, 65, 75, 78, 86, 90, 100, 108, 117, 129, 130, 135, 150, 156, 172, 180, 195, 215, 225, 234, 258, 260, 270, 300, 325, 351, 387, 390, 430, 450, 468, 516, 540, 559, 585, 645, 650, 675, 702, 774, 780, 860, 900, 975, 1075, 1118, 1161, 1170, 1290, 1300, 1350, 1404, 1548, 1677, 1755, 1849, 1935, 1950, 2150, 2236, 2322, 2340, 2580, 2700, 2795, 2925, 3225, 3354, 3510, 3698, 3870, 3900, 4300, 4644, 5031, 5547, 5590, 5805, 5850, 6450, 6708, 7020, 7396, 7740, 8385, 8775, 9245, 9675, 10062, 11094, 11180, 11610, 11700, 12900, 13975, 15093, 16641, 16770, 17550, 18490, 19350, 20124, 22188, 23220, 24037, 25155, 27735, 27950, 29025, 30186, 33282, 33540, 35100, 36980, 38700, 41925, 46225, 48074, 49923, 50310, 55470, 55900, 58050, 60372, 66564, 72111, 75465, 83205, 83850, 92450, 96148, 99846, 100620, 110940, 116100, 120185, 125775, 138675, 144222, 150930, 166410, 167700, 184900, 199692, 216333, 240370, 249615, 251550, 277350, 288444, 301860, 332820, 360555, 377325, 416025, 432666, 480740, 499230, 503100, 554700, 600925, 648999, 721110, 754650, 832050, 865332, 998460, 1081665, 1201850, 1248075, 1297998, 1442220, 1509300, 1664100, 1802775, 2163330, 2403700, 2496150, 2595996, 3244995, 3605550, 4326660, 4992300, 5408325, 6489990, 7211100, 10816650, 12979980, 16224975, 21633300, 32449950, 64899900]

約数ペア:

[(1, 64899900), (2, 32449950), (3, 21633300), (4, 16224975), (5, 12979980), (6, 10816650), (9, 7211100), (10, 6489990), (12, 5408325), (13, 4992300), (15, 4326660), (18, 3605550), (20, 3244995), (25, 2595996), (26, 2496150), (27, 2403700), (30, 2163330), (36, 1802775), (39, 1664100), (43, 1509300), (45, 1442220), (50, 1297998), (52, 1248075), (54, 1201850), (60, 1081665), (65, 998460), (75, 865332), (78, 832050), (86, 754650), (90, 721110), (100, 648999), (108, 600925), (117, 554700), (129, 503100), (130, 499230), (135, 480740), (150, 432666), (156, 416025), (172, 377325), (180, 360555), (195, 332820), (215, 301860), (225, 288444), (234, 277350), (258, 251550), (260, 249615), (270, 240370), (300, 216333), (325, 199692), (351, 184900), (387, 167700), (390, 166410), (430, 150930), (450, 144222), (468, 138675), (516, 125775), (540, 120185), (559, 116100), (585, 110940), (645, 100620), (650, 99846), (675, 96148), (702, 92450), (774, 83850), (780, 83205), (860, 75465), (900, 72111), (975, 66564), (1075, 60372), (1118, 58050), (1161, 55900), (1170, 55470), (1290, 50310), (1300, 49923), (1350, 48074), (1404, 46225), (1548, 41925), (1677, 38700), (1755, 36980), (1849, 35100), (1935, 33540), (1950, 33282), (2150, 30186), (2236, 29025), (2322, 27950), (2340, 27735), (2580, 25155), (2700, 24037), (2795, 23220), (2925, 22188), (3225, 20124), (3354, 19350), (3510, 18490), (3698, 17550), (3870, 16770), (3900, 16641), (4300, 15093), (4644, 13975), (5031, 12900), (5547, 11700), (5590, 11610), (5805, 11180), (5850, 11094), (6450, 10062), (6708, 9675), (7020, 9245), (7396, 8775), (7740, 8385)]