21817800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:93

約数の個数: 288

約数和(自身を含む): 83566080

約数和(自身を除く): 61748280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 23, 24, 25, 30, 31, 34, 36, 40, 45, 46, 50, 51, 60, 62, 68, 69, 72, 75, 85, 90, 92, 93, 100, 102, 115, 120, 124, 136, 138, 150, 153, 155, 170, 180, 184, 186, 200, 204, 207, 225, 230, 248, 255, 276, 279, 300, 306, 310, 340, 345, 360, 372, 391, 408, 414, 425, 450, 460, 465, 510, 527, 552, 558, 575, 600, 612, 620, 680, 690, 713, 744, 765, 775, 782, 828, 850, 900, 920, 930, 1020, 1035, 1054, 1116, 1150, 1173, 1224, 1240, 1275, 1380, 1395, 1426, 1530, 1550, 1564, 1581, 1656, 1700, 1725, 1800, 1860, 1955, 2040, 2070, 2108, 2139, 2232, 2300, 2325, 2346, 2550, 2635, 2760, 2790, 2852, 3060, 3100, 3128, 3162, 3400, 3450, 3519, 3565, 3720, 3825, 3910, 4140, 4216, 4278, 4600, 4650, 4692, 4743, 5100, 5175, 5270, 5580, 5704, 5865, 6120, 6200, 6324, 6417, 6900, 6975, 7038, 7130, 7650, 7820, 7905, 8280, 8556, 9300, 9384, 9486, 9775, 10200, 10350, 10540, 10695, 11160, 11730, 12121, 12648, 12834, 13175, 13800, 13950, 14076, 14260, 15300, 15640, 15810, 17112, 17595, 17825, 18600, 18972, 19550, 20700, 21080, 21390, 23460, 23715, 24242, 25668, 26350, 27900, 28152, 28520, 29325, 30600, 31620, 32085, 35190, 35650, 36363, 37944, 39100, 39525, 41400, 42780, 46920, 47430, 48484, 51336, 52700, 53475, 55800, 58650, 60605, 63240, 64170, 70380, 71300, 72726, 78200, 79050, 85560, 87975, 94860, 96968, 105400, 106950, 109089, 117300, 118575, 121210, 128340, 140760, 142600, 145452, 158100, 160425, 175950, 181815, 189720, 213900, 218178, 234600, 237150, 242420, 256680, 290904, 303025, 316200, 320850, 351900, 363630, 427800, 436356, 474300, 484840, 545445, 606050, 641700, 703800, 727260, 872712, 909075, 948600, 1090890, 1212100, 1283400, 1454520, 1818150, 2181780, 2424200, 2727225, 3636300, 4363560, 5454450, 7272600, 10908900, 21817800]

約数ペア:

[(1, 21817800), (2, 10908900), (3, 7272600), (4, 5454450), (5, 4363560), (6, 3636300), (8, 2727225), (9, 2424200), (10, 2181780), (12, 1818150), (15, 1454520), (17, 1283400), (18, 1212100), (20, 1090890), (23, 948600), (24, 909075), (25, 872712), (30, 727260), (31, 703800), (34, 641700), (36, 606050), (40, 545445), (45, 484840), (46, 474300), (50, 436356), (51, 427800), (60, 363630), (62, 351900), (68, 320850), (69, 316200), (72, 303025), (75, 290904), (85, 256680), (90, 242420), (92, 237150), (93, 234600), (100, 218178), (102, 213900), (115, 189720), (120, 181815), (124, 175950), (136, 160425), (138, 158100), (150, 145452), (153, 142600), (155, 140760), (170, 128340), (180, 121210), (184, 118575), (186, 117300), (200, 109089), (204, 106950), (207, 105400), (225, 96968), (230, 94860), (248, 87975), (255, 85560), (276, 79050), (279, 78200), (300, 72726), (306, 71300), (310, 70380), (340, 64170), (345, 63240), (360, 60605), (372, 58650), (391, 55800), (408, 53475), (414, 52700), (425, 51336), (450, 48484), (460, 47430), (465, 46920), (510, 42780), (527, 41400), (552, 39525), (558, 39100), (575, 37944), (600, 36363), (612, 35650), (620, 35190), (680, 32085), (690, 31620), (713, 30600), (744, 29325), (765, 28520), (775, 28152), (782, 27900), (828, 26350), (850, 25668), (900, 24242), (920, 23715), (930, 23460), (1020, 21390), (1035, 21080), (1054, 20700), (1116, 19550), (1150, 18972), (1173, 18600), (1224, 17825), (1240, 17595), (1275, 17112), (1380, 15810), (1395, 15640), (1426, 15300), (1530, 14260), (1550, 14076), (1564, 13950), (1581, 13800), (1656, 13175), (1700, 12834), (1725, 12648), (1800, 12121), (1860, 11730), (1955, 11160), (2040, 10695), (2070, 10540), (2108, 10350), (2139, 10200), (2232, 9775), (2300, 9486), (2325, 9384), (2346, 9300), (2550, 8556), (2635, 8280), (2760, 7905), (2790, 7820), (2852, 7650), (3060, 7130), (3100, 7038), (3128, 6975), (3162, 6900), (3400, 6417), (3450, 6324), (3519, 6200), (3565, 6120), (3720, 5865), (3825, 5704), (3910, 5580), (4140, 5270), (4216, 5175), (4278, 5100), (4600, 4743), (4650, 4692)]