672417280

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:320

約数の個数: 160

約数和(自身を含む): 1716675840

約数和(自身を除く): 1044258560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 64, 74, 80, 124, 128, 148, 155, 160, 185, 229, 248, 256, 296, 310, 320, 370, 458, 496, 512, 592, 620, 640, 740, 916, 992, 1145, 1147, 1184, 1240, 1280, 1480, 1832, 1984, 2290, 2294, 2368, 2480, 2560, 2960, 3664, 3968, 4580, 4588, 4736, 4960, 5735, 5920, 7099, 7328, 7936, 8473, 9160, 9176, 9472, 9920, 11470, 11840, 14198, 14656, 15872, 16946, 18320, 18352, 18944, 19840, 22940, 23680, 28396, 29312, 33892, 35495, 36640, 36704, 39680, 42365, 45880, 47360, 56792, 58624, 67784, 70990, 73280, 73408, 79360, 84730, 91760, 94720, 113584, 117248, 135568, 141980, 146560, 146816, 169460, 183520, 227168, 262663, 271136, 283960, 293120, 293632, 338920, 367040, 454336, 525326, 542272, 567920, 586240, 587264, 677840, 734080, 908672, 1050652, 1084544, 1135840, 1313315, 1355680, 1468160, 1817344, 2101304, 2169088, 2271680, 2626630, 2711360, 2936320, 3634688, 4202608, 4338176, 4543360, 5253260, 5422720, 8405216, 9086720, 10506520, 10845440, 16810432, 18173440, 21013040, 21690880, 33620864, 42026080, 67241728, 84052160, 134483456, 168104320, 336208640, 672417280]

約数ペア:

[(1, 672417280), (2, 336208640), (4, 168104320), (5, 134483456), (8, 84052160), (10, 67241728), (16, 42026080), (20, 33620864), (31, 21690880), (32, 21013040), (37, 18173440), (40, 16810432), (62, 10845440), (64, 10506520), (74, 9086720), (80, 8405216), (124, 5422720), (128, 5253260), (148, 4543360), (155, 4338176), (160, 4202608), (185, 3634688), (229, 2936320), (248, 2711360), (256, 2626630), (296, 2271680), (310, 2169088), (320, 2101304), (370, 1817344), (458, 1468160), (496, 1355680), (512, 1313315), (592, 1135840), (620, 1084544), (640, 1050652), (740, 908672), (916, 734080), (992, 677840), (1145, 587264), (1147, 586240), (1184, 567920), (1240, 542272), (1280, 525326), (1480, 454336), (1832, 367040), (1984, 338920), (2290, 293632), (2294, 293120), (2368, 283960), (2480, 271136), (2560, 262663), (2960, 227168), (3664, 183520), (3968, 169460), (4580, 146816), (4588, 146560), (4736, 141980), (4960, 135568), (5735, 117248), (5920, 113584), (7099, 94720), (7328, 91760), (7936, 84730), (8473, 79360), (9160, 73408), (9176, 73280), (9472, 70990), (9920, 67784), (11470, 58624), (11840, 56792), (14198, 47360), (14656, 45880), (15872, 42365), (16946, 39680), (18320, 36704), (18352, 36640), (18944, 35495), (19840, 33892), (22940, 29312), (23680, 28396)]