408301920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1283}}^1$

素因数の和:1334

約数の個数: 288

約数和(自身を含む): 1590013152

約数和(自身を除く): 1181711232

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 32, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 96, 102, 104, 117, 120, 130, 136, 144, 153, 156, 160, 170, 180, 195, 204, 208, 221, 234, 240, 255, 260, 272, 288, 306, 312, 340, 360, 390, 408, 416, 442, 468, 480, 510, 520, 544, 585, 612, 624, 663, 680, 720, 765, 780, 816, 884, 936, 1020, 1040, 1105, 1170, 1224, 1248, 1283, 1326, 1360, 1440, 1530, 1560, 1632, 1768, 1872, 1989, 2040, 2080, 2210, 2340, 2448, 2566, 2652, 2720, 3060, 3120, 3315, 3536, 3744, 3849, 3978, 4080, 4420, 4680, 4896, 5132, 5304, 6120, 6240, 6415, 6630, 7072, 7698, 7956, 8160, 8840, 9360, 9945, 10264, 10608, 11547, 12240, 12830, 13260, 15396, 15912, 16679, 17680, 18720, 19245, 19890, 20528, 21216, 21811, 23094, 24480, 25660, 26520, 30792, 31824, 33358, 35360, 38490, 39780, 41056, 43622, 46188, 50037, 51320, 53040, 57735, 61584, 63648, 65433, 66716, 76980, 79560, 83395, 87244, 92376, 100074, 102640, 106080, 109055, 115470, 123168, 130866, 133432, 150111, 153960, 159120, 166790, 174488, 184752, 196299, 200148, 205280, 218110, 230940, 250185, 261732, 266864, 283543, 300222, 307920, 318240, 327165, 333580, 348976, 369504, 392598, 400296, 436220, 461880, 500370, 523464, 533728, 567086, 600444, 615840, 654330, 667160, 697952, 750555, 785196, 800592, 850629, 872440, 923760, 981495, 1000740, 1046928, 1134172, 1200888, 1308660, 1334320, 1417715, 1501110, 1570392, 1601184, 1701258, 1744880, 1847520, 1962990, 2001480, 2093856, 2268344, 2401776, 2551887, 2617320, 2668640, 2835430, 3002220, 3140784, 3402516, 3489760, 3925980, 4002960, 4253145, 4536688, 4803552, 5103774, 5234640, 5670860, 6004440, 6281568, 6805032, 7851960, 8005920, 8506290, 9073376, 10207548, 10469280, 11341720, 12008880, 12759435, 13610064, 15703920, 17012580, 20415096, 22683440, 24017760, 25518870, 27220128, 31407840, 34025160, 40830192, 45366880, 51037740, 68050320, 81660384, 102075480, 136100640, 204150960, 408301920]

約数ペア:

[(1, 408301920), (2, 204150960), (3, 136100640), (4, 102075480), (5, 81660384), (6, 68050320), (8, 51037740), (9, 45366880), (10, 40830192), (12, 34025160), (13, 31407840), (15, 27220128), (16, 25518870), (17, 24017760), (18, 22683440), (20, 20415096), (24, 17012580), (26, 15703920), (30, 13610064), (32, 12759435), (34, 12008880), (36, 11341720), (39, 10469280), (40, 10207548), (45, 9073376), (48, 8506290), (51, 8005920), (52, 7851960), (60, 6805032), (65, 6281568), (68, 6004440), (72, 5670860), (78, 5234640), (80, 5103774), (85, 4803552), (90, 4536688), (96, 4253145), (102, 4002960), (104, 3925980), (117, 3489760), (120, 3402516), (130, 3140784), (136, 3002220), (144, 2835430), (153, 2668640), (156, 2617320), (160, 2551887), (170, 2401776), (180, 2268344), (195, 2093856), (204, 2001480), (208, 1962990), (221, 1847520), (234, 1744880), (240, 1701258), (255, 1601184), (260, 1570392), (272, 1501110), (288, 1417715), (306, 1334320), (312, 1308660), (340, 1200888), (360, 1134172), (390, 1046928), (408, 1000740), (416, 981495), (442, 923760), (468, 872440), (480, 850629), (510, 800592), (520, 785196), (544, 750555), (585, 697952), (612, 667160), (624, 654330), (663, 615840), (680, 600444), (720, 567086), (765, 533728), (780, 523464), (816, 500370), (884, 461880), (936, 436220), (1020, 400296), (1040, 392598), (1105, 369504), (1170, 348976), (1224, 333580), (1248, 327165), (1283, 318240), (1326, 307920), (1360, 300222), (1440, 283543), (1530, 266864), (1560, 261732), (1632, 250185), (1768, 230940), (1872, 218110), (1989, 205280), (2040, 200148), (2080, 196299), (2210, 184752), (2340, 174488), (2448, 166790), (2566, 159120), (2652, 153960), (2720, 150111), (3060, 133432), (3120, 130866), (3315, 123168), (3536, 115470), (3744, 109055), (3849, 106080), (3978, 102640), (4080, 100074), (4420, 92376), (4680, 87244), (4896, 83395), (5132, 79560), (5304, 76980), (6120, 66716), (6240, 65433), (6415, 63648), (6630, 61584), (7072, 57735), (7698, 53040), (7956, 51320), (8160, 50037), (8840, 46188), (9360, 43622), (9945, 41056), (10264, 39780), (10608, 38490), (11547, 35360), (12240, 33358), (12830, 31824), (13260, 30792), (15396, 26520), (15912, 25660), (16679, 24480), (17680, 23094), (18720, 21811), (19245, 21216), (19890, 20528)]