40470080

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:149

約数の個数: 168

約数和(自身を含む): 117271800

約数和(自身を除く): 76801720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 49, 56, 58, 64, 70, 80, 89, 98, 112, 116, 140, 145, 160, 178, 196, 203, 224, 232, 245, 280, 290, 320, 356, 392, 406, 445, 448, 464, 490, 560, 580, 623, 712, 784, 812, 890, 928, 980, 1015, 1120, 1160, 1246, 1421, 1424, 1568, 1624, 1780, 1856, 1960, 2030, 2240, 2320, 2492, 2581, 2842, 2848, 3115, 3136, 3248, 3560, 3920, 4060, 4361, 4640, 4984, 5162, 5684, 5696, 6230, 6496, 7105, 7120, 7840, 8120, 8722, 9280, 9968, 10324, 11368, 12460, 12905, 12992, 14210, 14240, 15680, 16240, 17444, 18067, 19936, 20648, 21805, 22736, 24920, 25810, 28420, 28480, 32480, 34888, 36134, 39872, 41296, 43610, 45472, 49840, 51620, 56840, 64960, 69776, 72268, 82592, 87220, 90335, 90944, 99680, 103240, 113680, 126469, 139552, 144536, 165184, 174440, 180670, 199360, 206480, 227360, 252938, 279104, 289072, 348880, 361340, 412960, 454720, 505876, 578144, 632345, 697760, 722680, 825920, 1011752, 1156288, 1264690, 1395520, 1445360, 2023504, 2529380, 2890720, 4047008, 5058760, 5781440, 8094016, 10117520, 20235040, 40470080]

約数ペア:

[(1, 40470080), (2, 20235040), (4, 10117520), (5, 8094016), (7, 5781440), (8, 5058760), (10, 4047008), (14, 2890720), (16, 2529380), (20, 2023504), (28, 1445360), (29, 1395520), (32, 1264690), (35, 1156288), (40, 1011752), (49, 825920), (56, 722680), (58, 697760), (64, 632345), (70, 578144), (80, 505876), (89, 454720), (98, 412960), (112, 361340), (116, 348880), (140, 289072), (145, 279104), (160, 252938), (178, 227360), (196, 206480), (203, 199360), (224, 180670), (232, 174440), (245, 165184), (280, 144536), (290, 139552), (320, 126469), (356, 113680), (392, 103240), (406, 99680), (445, 90944), (448, 90335), (464, 87220), (490, 82592), (560, 72268), (580, 69776), (623, 64960), (712, 56840), (784, 51620), (812, 49840), (890, 45472), (928, 43610), (980, 41296), (1015, 39872), (1120, 36134), (1160, 34888), (1246, 32480), (1421, 28480), (1424, 28420), (1568, 25810), (1624, 24920), (1780, 22736), (1856, 21805), (1960, 20648), (2030, 19936), (2240, 18067), (2320, 17444), (2492, 16240), (2581, 15680), (2842, 14240), (2848, 14210), (3115, 12992), (3136, 12905), (3248, 12460), (3560, 11368), (3920, 10324), (4060, 9968), (4361, 9280), (4640, 8722), (4984, 8120), (5162, 7840), (5684, 7120), (5696, 7105), (6230, 6496)]