215640960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3623}}^1$

素因数の和:3676

約数の個数: 128

約数和(自身を含む): 709724160

約数和(自身を除く): 494083200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3623, 3720, 3968, 4960, 5952, 7246, 7440, 9920, 10869, 11904, 14492, 14880, 18115, 19840, 21738, 28984, 29760, 36230, 43476, 54345, 57968, 59520, 72460, 86952, 108690, 112313, 115936, 144920, 173904, 217380, 224626, 231872, 289840, 336939, 347808, 434760, 449252, 463744, 561565, 579680, 673878, 695616, 869520, 898504, 1123130, 1159360, 1347756, 1391232, 1684695, 1739040, 1797008, 2246260, 2318720, 2695512, 3369390, 3478080, 3594016, 4492520, 5391024, 6738780, 6956160, 7188032, 8985040, 10782048, 13477560, 14376064, 17970080, 21564096, 26955120, 35940160, 43128192, 53910240, 71880320, 107820480, 215640960]

約数ペア:

[(1, 215640960), (2, 107820480), (3, 71880320), (4, 53910240), (5, 43128192), (6, 35940160), (8, 26955120), (10, 21564096), (12, 17970080), (15, 14376064), (16, 13477560), (20, 10782048), (24, 8985040), (30, 7188032), (31, 6956160), (32, 6738780), (40, 5391024), (48, 4492520), (60, 3594016), (62, 3478080), (64, 3369390), (80, 2695512), (93, 2318720), (96, 2246260), (120, 1797008), (124, 1739040), (128, 1684695), (155, 1391232), (160, 1347756), (186, 1159360), (192, 1123130), (240, 898504), (248, 869520), (310, 695616), (320, 673878), (372, 579680), (384, 561565), (465, 463744), (480, 449252), (496, 434760), (620, 347808), (640, 336939), (744, 289840), (930, 231872), (960, 224626), (992, 217380), (1240, 173904), (1488, 144920), (1860, 115936), (1920, 112313), (1984, 108690), (2480, 86952), (2976, 72460), (3623, 59520), (3720, 57968), (3968, 54345), (4960, 43476), (5952, 36230), (7246, 29760), (7440, 28984), (9920, 21738), (10869, 19840), (11904, 18115), (14492, 14880)]