318641040

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:508

約数の個数: 240

約数和(自身を含む): 1142301888

約数和(自身を除く): 823660848

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 81, 90, 108, 111, 120, 135, 144, 148, 162, 180, 185, 216, 222, 240, 243, 270, 296, 324, 333, 360, 370, 405, 432, 443, 444, 486, 540, 555, 592, 648, 666, 720, 740, 810, 886, 888, 972, 999, 1080, 1110, 1215, 1296, 1329, 1332, 1480, 1620, 1665, 1772, 1776, 1944, 1998, 2160, 2215, 2220, 2430, 2658, 2664, 2960, 2997, 3240, 3330, 3544, 3888, 3987, 3996, 4430, 4440, 4860, 4995, 5316, 5328, 5994, 6480, 6645, 6660, 7088, 7974, 7992, 8860, 8880, 8991, 9720, 9990, 10632, 11961, 11988, 13290, 13320, 14985, 15948, 15984, 16391, 17720, 17982, 19440, 19935, 19980, 21264, 23922, 23976, 26580, 26640, 29970, 31896, 32782, 35440, 35883, 35964, 39870, 39960, 44955, 47844, 47952, 49173, 53160, 59805, 59940, 63792, 65564, 71766, 71928, 79740, 79920, 81955, 89910, 95688, 98346, 106320, 107649, 119610, 119880, 131128, 143532, 143856, 147519, 159480, 163910, 179415, 179820, 191376, 196692, 215298, 239220, 239760, 245865, 262256, 287064, 295038, 318960, 327820, 358830, 359640, 393384, 430596, 442557, 478440, 491730, 538245, 574128, 590076, 655640, 717660, 719280, 737595, 786768, 861192, 885114, 956880, 983460, 1076490, 1180152, 1311280, 1327671, 1435320, 1475190, 1722384, 1770228, 1966920, 2152980, 2212785, 2360304, 2655342, 2870640, 2950380, 3540456, 3933840, 3983013, 4305960, 4425570, 5310684, 5900760, 6638355, 7080912, 7966026, 8611920, 8851140, 10621368, 11801520, 13276710, 15932052, 17702280, 19915065, 21242736, 26553420, 31864104, 35404560, 39830130, 53106840, 63728208, 79660260, 106213680, 159320520, 318641040]

約数ペア:

[(1, 318641040), (2, 159320520), (3, 106213680), (4, 79660260), (5, 63728208), (6, 53106840), (8, 39830130), (9, 35404560), (10, 31864104), (12, 26553420), (15, 21242736), (16, 19915065), (18, 17702280), (20, 15932052), (24, 13276710), (27, 11801520), (30, 10621368), (36, 8851140), (37, 8611920), (40, 7966026), (45, 7080912), (48, 6638355), (54, 5900760), (60, 5310684), (72, 4425570), (74, 4305960), (80, 3983013), (81, 3933840), (90, 3540456), (108, 2950380), (111, 2870640), (120, 2655342), (135, 2360304), (144, 2212785), (148, 2152980), (162, 1966920), (180, 1770228), (185, 1722384), (216, 1475190), (222, 1435320), (240, 1327671), (243, 1311280), (270, 1180152), (296, 1076490), (324, 983460), (333, 956880), (360, 885114), (370, 861192), (405, 786768), (432, 737595), (443, 719280), (444, 717660), (486, 655640), (540, 590076), (555, 574128), (592, 538245), (648, 491730), (666, 478440), (720, 442557), (740, 430596), (810, 393384), (886, 359640), (888, 358830), (972, 327820), (999, 318960), (1080, 295038), (1110, 287064), (1215, 262256), (1296, 245865), (1329, 239760), (1332, 239220), (1480, 215298), (1620, 196692), (1665, 191376), (1772, 179820), (1776, 179415), (1944, 163910), (1998, 159480), (2160, 147519), (2215, 143856), (2220, 143532), (2430, 131128), (2658, 119880), (2664, 119610), (2960, 107649), (2997, 106320), (3240, 98346), (3330, 95688), (3544, 89910), (3888, 81955), (3987, 79920), (3996, 79740), (4430, 71928), (4440, 71766), (4860, 65564), (4995, 63792), (5316, 59940), (5328, 59805), (5994, 53160), (6480, 49173), (6645, 47952), (6660, 47844), (7088, 44955), (7974, 39960), (7992, 39870), (8860, 35964), (8880, 35883), (8991, 35440), (9720, 32782), (9990, 31896), (10632, 29970), (11961, 26640), (11988, 26580), (13290, 23976), (13320, 23922), (14985, 21264), (15948, 19980), (15984, 19935), (16391, 19440), (17720, 17982)]