18497700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:84

約数の個数: 288

約数和(自身を含む): 69995520

約数和(自身を除く): 51497820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 25, 26, 27, 30, 31, 34, 36, 39, 45, 50, 51, 52, 54, 60, 62, 65, 68, 75, 78, 85, 90, 93, 100, 102, 108, 117, 124, 130, 135, 150, 153, 155, 156, 170, 180, 186, 195, 204, 221, 225, 234, 255, 260, 270, 279, 300, 306, 310, 325, 340, 351, 372, 390, 403, 425, 442, 450, 459, 465, 468, 510, 527, 540, 558, 585, 612, 620, 650, 663, 675, 702, 765, 775, 780, 806, 837, 850, 884, 900, 918, 930, 975, 1020, 1054, 1105, 1116, 1170, 1209, 1275, 1300, 1326, 1350, 1395, 1404, 1530, 1550, 1581, 1612, 1674, 1700, 1755, 1836, 1860, 1950, 1989, 2015, 2108, 2210, 2295, 2325, 2340, 2418, 2550, 2635, 2652, 2700, 2790, 2925, 3060, 3100, 3162, 3315, 3348, 3510, 3627, 3825, 3900, 3978, 4030, 4185, 4420, 4590, 4650, 4743, 4836, 5100, 5270, 5525, 5580, 5850, 5967, 6045, 6324, 6630, 6851, 6975, 7020, 7254, 7650, 7905, 7956, 8060, 8370, 8775, 9180, 9300, 9486, 9945, 10075, 10540, 10881, 11050, 11475, 11700, 11934, 12090, 13175, 13260, 13702, 13950, 14229, 14508, 15300, 15810, 16575, 16740, 17550, 18135, 18972, 19890, 20150, 20553, 20925, 21762, 22100, 22950, 23715, 23868, 24180, 26350, 27404, 27900, 28458, 29835, 30225, 31620, 33150, 34255, 35100, 36270, 39525, 39780, 40300, 41106, 41850, 43524, 45900, 47430, 49725, 52700, 54405, 56916, 59670, 60450, 61659, 66300, 68510, 71145, 72540, 79050, 82212, 83700, 90675, 94860, 99450, 102765, 108810, 118575, 119340, 120900, 123318, 137020, 142290, 149175, 158100, 171275, 181350, 184977, 198900, 205530, 217620, 237150, 246636, 272025, 284580, 298350, 308295, 342550, 355725, 362700, 369954, 411060, 474300, 513825, 544050, 596700, 616590, 685100, 711450, 739908, 924885, 1027650, 1088100, 1233180, 1422900, 1541475, 1849770, 2055300, 3082950, 3699540, 4624425, 6165900, 9248850, 18497700]

約数ペア:

[(1, 18497700), (2, 9248850), (3, 6165900), (4, 4624425), (5, 3699540), (6, 3082950), (9, 2055300), (10, 1849770), (12, 1541475), (13, 1422900), (15, 1233180), (17, 1088100), (18, 1027650), (20, 924885), (25, 739908), (26, 711450), (27, 685100), (30, 616590), (31, 596700), (34, 544050), (36, 513825), (39, 474300), (45, 411060), (50, 369954), (51, 362700), (52, 355725), (54, 342550), (60, 308295), (62, 298350), (65, 284580), (68, 272025), (75, 246636), (78, 237150), (85, 217620), (90, 205530), (93, 198900), (100, 184977), (102, 181350), (108, 171275), (117, 158100), (124, 149175), (130, 142290), (135, 137020), (150, 123318), (153, 120900), (155, 119340), (156, 118575), (170, 108810), (180, 102765), (186, 99450), (195, 94860), (204, 90675), (221, 83700), (225, 82212), (234, 79050), (255, 72540), (260, 71145), (270, 68510), (279, 66300), (300, 61659), (306, 60450), (310, 59670), (325, 56916), (340, 54405), (351, 52700), (372, 49725), (390, 47430), (403, 45900), (425, 43524), (442, 41850), (450, 41106), (459, 40300), (465, 39780), (468, 39525), (510, 36270), (527, 35100), (540, 34255), (558, 33150), (585, 31620), (612, 30225), (620, 29835), (650, 28458), (663, 27900), (675, 27404), (702, 26350), (765, 24180), (775, 23868), (780, 23715), (806, 22950), (837, 22100), (850, 21762), (884, 20925), (900, 20553), (918, 20150), (930, 19890), (975, 18972), (1020, 18135), (1054, 17550), (1105, 16740), (1116, 16575), (1170, 15810), (1209, 15300), (1275, 14508), (1300, 14229), (1326, 13950), (1350, 13702), (1395, 13260), (1404, 13175), (1530, 12090), (1550, 11934), (1581, 11700), (1612, 11475), (1674, 11050), (1700, 10881), (1755, 10540), (1836, 10075), (1860, 9945), (1950, 9486), (1989, 9300), (2015, 9180), (2108, 8775), (2210, 8370), (2295, 8060), (2325, 7956), (2340, 7905), (2418, 7650), (2550, 7254), (2635, 7020), (2652, 6975), (2700, 6851), (2790, 6630), (2925, 6324), (3060, 6045), (3100, 5967), (3162, 5850), (3315, 5580), (3348, 5525), (3510, 5270), (3627, 5100), (3825, 4836), (3900, 4743), (3978, 4650), (4030, 4590), (4185, 4420)]