121260720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{811}}^1$

素因数の和:923

約数の個数: 160

約数和(自身を含む): 434972160

約数和(自身を除く): 313711440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 89, 105, 112, 120, 140, 168, 178, 210, 240, 267, 280, 336, 356, 420, 445, 534, 560, 623, 712, 811, 840, 890, 1068, 1246, 1335, 1424, 1622, 1680, 1780, 1869, 2136, 2433, 2492, 2670, 3115, 3244, 3560, 3738, 4055, 4272, 4866, 4984, 5340, 5677, 6230, 6488, 7120, 7476, 8110, 9345, 9732, 9968, 10680, 11354, 12165, 12460, 12976, 14952, 16220, 17031, 18690, 19464, 21360, 22708, 24330, 24920, 28385, 29904, 32440, 34062, 37380, 38928, 45416, 48660, 49840, 56770, 64880, 68124, 72179, 74760, 85155, 90832, 97320, 113540, 136248, 144358, 149520, 170310, 194640, 216537, 227080, 272496, 288716, 340620, 360895, 433074, 454160, 505253, 577432, 681240, 721790, 866148, 1010506, 1082685, 1154864, 1362480, 1443580, 1515759, 1732296, 2021012, 2165370, 2526265, 2887160, 3031518, 3464592, 4042024, 4330740, 5052530, 5774320, 6063036, 7578795, 8084048, 8661480, 10105060, 12126072, 15157590, 17322960, 20210120, 24252144, 30315180, 40420240, 60630360, 121260720]

約数ペア:

[(1, 121260720), (2, 60630360), (3, 40420240), (4, 30315180), (5, 24252144), (6, 20210120), (7, 17322960), (8, 15157590), (10, 12126072), (12, 10105060), (14, 8661480), (15, 8084048), (16, 7578795), (20, 6063036), (21, 5774320), (24, 5052530), (28, 4330740), (30, 4042024), (35, 3464592), (40, 3031518), (42, 2887160), (48, 2526265), (56, 2165370), (60, 2021012), (70, 1732296), (80, 1515759), (84, 1443580), (89, 1362480), (105, 1154864), (112, 1082685), (120, 1010506), (140, 866148), (168, 721790), (178, 681240), (210, 577432), (240, 505253), (267, 454160), (280, 433074), (336, 360895), (356, 340620), (420, 288716), (445, 272496), (534, 227080), (560, 216537), (623, 194640), (712, 170310), (811, 149520), (840, 144358), (890, 136248), (1068, 113540), (1246, 97320), (1335, 90832), (1424, 85155), (1622, 74760), (1680, 72179), (1780, 68124), (1869, 64880), (2136, 56770), (2433, 49840), (2492, 48660), (2670, 45416), (3115, 38928), (3244, 37380), (3560, 34062), (3738, 32440), (4055, 29904), (4272, 28385), (4866, 24920), (4984, 24330), (5340, 22708), (5677, 21360), (6230, 19464), (6488, 18690), (7120, 17031), (7476, 16220), (8110, 14952), (9345, 12976), (9732, 12460), (9968, 12165), (10680, 11354)]