40018440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 256

約数和(自身を含む): 154275840

約数和(自身を除く): 114257400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 61, 66, 70, 71, 77, 84, 88, 105, 110, 120, 122, 132, 140, 142, 154, 165, 168, 183, 210, 213, 220, 231, 244, 264, 280, 284, 305, 308, 330, 355, 366, 385, 420, 426, 427, 440, 462, 488, 497, 568, 610, 616, 660, 671, 710, 732, 770, 781, 840, 852, 854, 915, 924, 994, 1065, 1155, 1220, 1281, 1320, 1342, 1420, 1464, 1491, 1540, 1562, 1704, 1708, 1830, 1848, 1988, 2013, 2130, 2135, 2310, 2343, 2440, 2485, 2562, 2684, 2840, 2982, 3080, 3124, 3355, 3416, 3660, 3905, 3976, 4026, 4260, 4270, 4331, 4620, 4686, 4697, 4970, 5124, 5368, 5467, 5964, 6248, 6405, 6710, 7320, 7455, 7810, 8052, 8520, 8540, 8662, 9240, 9372, 9394, 9940, 10065, 10248, 10934, 11715, 11928, 12810, 12993, 13420, 14091, 14910, 15620, 16104, 16401, 17080, 17324, 18744, 18788, 19880, 20130, 21655, 21868, 23430, 23485, 25620, 25986, 26840, 27335, 28182, 29820, 30317, 31240, 32802, 34648, 37576, 40260, 43310, 43736, 46860, 46970, 47641, 51240, 51972, 54670, 56364, 59640, 60634, 64965, 65604, 70455, 80520, 82005, 86620, 90951, 93720, 93940, 95282, 103944, 109340, 112728, 121268, 129930, 131208, 140910, 142923, 151585, 164010, 173240, 181902, 187880, 190564, 218680, 238205, 242536, 259860, 281820, 285846, 303170, 328020, 333487, 363804, 381128, 454755, 476410, 519720, 563640, 571692, 606340, 656040, 666974, 714615, 727608, 909510, 952820, 1000461, 1143384, 1212680, 1333948, 1429230, 1667435, 1819020, 1905640, 2000922, 2667896, 2858460, 3334870, 3638040, 4001844, 5002305, 5716920, 6669740, 8003688, 10004610, 13339480, 20009220, 40018440]

約数ペア:

[(1, 40018440), (2, 20009220), (3, 13339480), (4, 10004610), (5, 8003688), (6, 6669740), (7, 5716920), (8, 5002305), (10, 4001844), (11, 3638040), (12, 3334870), (14, 2858460), (15, 2667896), (20, 2000922), (21, 1905640), (22, 1819020), (24, 1667435), (28, 1429230), (30, 1333948), (33, 1212680), (35, 1143384), (40, 1000461), (42, 952820), (44, 909510), (55, 727608), (56, 714615), (60, 666974), (61, 656040), (66, 606340), (70, 571692), (71, 563640), (77, 519720), (84, 476410), (88, 454755), (105, 381128), (110, 363804), (120, 333487), (122, 328020), (132, 303170), (140, 285846), (142, 281820), (154, 259860), (165, 242536), (168, 238205), (183, 218680), (210, 190564), (213, 187880), (220, 181902), (231, 173240), (244, 164010), (264, 151585), (280, 142923), (284, 140910), (305, 131208), (308, 129930), (330, 121268), (355, 112728), (366, 109340), (385, 103944), (420, 95282), (426, 93940), (427, 93720), (440, 90951), (462, 86620), (488, 82005), (497, 80520), (568, 70455), (610, 65604), (616, 64965), (660, 60634), (671, 59640), (710, 56364), (732, 54670), (770, 51972), (781, 51240), (840, 47641), (852, 46970), (854, 46860), (915, 43736), (924, 43310), (994, 40260), (1065, 37576), (1155, 34648), (1220, 32802), (1281, 31240), (1320, 30317), (1342, 29820), (1420, 28182), (1464, 27335), (1491, 26840), (1540, 25986), (1562, 25620), (1704, 23485), (1708, 23430), (1830, 21868), (1848, 21655), (1988, 20130), (2013, 19880), (2130, 18788), (2135, 18744), (2310, 17324), (2343, 17080), (2440, 16401), (2485, 16104), (2562, 15620), (2684, 14910), (2840, 14091), (2982, 13420), (3080, 12993), (3124, 12810), (3355, 11928), (3416, 11715), (3660, 10934), (3905, 10248), (3976, 10065), (4026, 9940), (4260, 9394), (4270, 9372), (4331, 9240), (4620, 8662), (4686, 8540), (4697, 8520), (4970, 8052), (5124, 7810), (5368, 7455), (5467, 7320), (5964, 6710), (6248, 6405)]