248830920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{479}}^1$

素因数の和:549

約数の個数: 256

約数和(自身を含む): 919296000

約数和(自身を除く): 670465080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 37, 39, 40, 45, 52, 54, 60, 65, 72, 74, 78, 90, 104, 108, 111, 117, 120, 130, 135, 148, 156, 180, 185, 195, 216, 222, 234, 260, 270, 296, 312, 333, 351, 360, 370, 390, 444, 468, 479, 481, 520, 540, 555, 585, 666, 702, 740, 780, 888, 936, 958, 962, 999, 1080, 1110, 1170, 1332, 1404, 1437, 1443, 1480, 1560, 1665, 1755, 1916, 1924, 1998, 2220, 2340, 2395, 2405, 2664, 2808, 2874, 2886, 3330, 3510, 3832, 3848, 3996, 4311, 4329, 4440, 4680, 4790, 4810, 4995, 5748, 5772, 6227, 6660, 7020, 7185, 7215, 7992, 8622, 8658, 9580, 9620, 9990, 11496, 11544, 12454, 12933, 12987, 13320, 14040, 14370, 14430, 17244, 17316, 17723, 18681, 19160, 19240, 19980, 21555, 21645, 24908, 25866, 25974, 28740, 28860, 31135, 34488, 34632, 35446, 37362, 39960, 43110, 43290, 49816, 51732, 51948, 53169, 56043, 57480, 57720, 62270, 64665, 64935, 70892, 74724, 86220, 86580, 88615, 93405, 103464, 103896, 106338, 112086, 124540, 129330, 129870, 141784, 149448, 159507, 168129, 172440, 173160, 177230, 186810, 212676, 224172, 230399, 249080, 258660, 259740, 265845, 280215, 319014, 336258, 354460, 373620, 425352, 448344, 460798, 478521, 517320, 519480, 531690, 560430, 638028, 672516, 691197, 708920, 747240, 797535, 840645, 921596, 957042, 1063380, 1120860, 1151995, 1276056, 1345032, 1382394, 1595070, 1681290, 1843192, 1914084, 2073591, 2126760, 2241720, 2303990, 2392605, 2764788, 3190140, 3362580, 3455985, 3828168, 4147182, 4607980, 4785210, 5529576, 6220773, 6380280, 6725160, 6911970, 8294364, 9215960, 9570420, 10367955, 12441546, 13823940, 16588728, 19140840, 20735910, 24883092, 27647880, 31103865, 41471820, 49766184, 62207730, 82943640, 124415460, 248830920]

約数ペア:

[(1, 248830920), (2, 124415460), (3, 82943640), (4, 62207730), (5, 49766184), (6, 41471820), (8, 31103865), (9, 27647880), (10, 24883092), (12, 20735910), (13, 19140840), (15, 16588728), (18, 13823940), (20, 12441546), (24, 10367955), (26, 9570420), (27, 9215960), (30, 8294364), (36, 6911970), (37, 6725160), (39, 6380280), (40, 6220773), (45, 5529576), (52, 4785210), (54, 4607980), (60, 4147182), (65, 3828168), (72, 3455985), (74, 3362580), (78, 3190140), (90, 2764788), (104, 2392605), (108, 2303990), (111, 2241720), (117, 2126760), (120, 2073591), (130, 1914084), (135, 1843192), (148, 1681290), (156, 1595070), (180, 1382394), (185, 1345032), (195, 1276056), (216, 1151995), (222, 1120860), (234, 1063380), (260, 957042), (270, 921596), (296, 840645), (312, 797535), (333, 747240), (351, 708920), (360, 691197), (370, 672516), (390, 638028), (444, 560430), (468, 531690), (479, 519480), (481, 517320), (520, 478521), (540, 460798), (555, 448344), (585, 425352), (666, 373620), (702, 354460), (740, 336258), (780, 319014), (888, 280215), (936, 265845), (958, 259740), (962, 258660), (999, 249080), (1080, 230399), (1110, 224172), (1170, 212676), (1332, 186810), (1404, 177230), (1437, 173160), (1443, 172440), (1480, 168129), (1560, 159507), (1665, 149448), (1755, 141784), (1916, 129870), (1924, 129330), (1998, 124540), (2220, 112086), (2340, 106338), (2395, 103896), (2405, 103464), (2664, 93405), (2808, 88615), (2874, 86580), (2886, 86220), (3330, 74724), (3510, 70892), (3832, 64935), (3848, 64665), (3996, 62270), (4311, 57720), (4329, 57480), (4440, 56043), (4680, 53169), (4790, 51948), (4810, 51732), (4995, 49816), (5748, 43290), (5772, 43110), (6227, 39960), (6660, 37362), (7020, 35446), (7185, 34632), (7215, 34488), (7992, 31135), (8622, 28860), (8658, 28740), (9580, 25974), (9620, 25866), (9990, 24908), (11496, 21645), (11544, 21555), (12454, 19980), (12933, 19240), (12987, 19160), (13320, 18681), (14040, 17723), (14370, 17316), (14430, 17244)]