420221880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{6907}}^1$

素因数の和:6950

約数の個数: 144

約数和(自身を含む): 1479071880

約数和(自身を除く): 1058850000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 312, 338, 360, 390, 468, 507, 520, 585, 676, 780, 845, 936, 1014, 1170, 1352, 1521, 1560, 1690, 2028, 2340, 2535, 3042, 3380, 4056, 4680, 5070, 6084, 6760, 6907, 7605, 10140, 12168, 13814, 15210, 20280, 20721, 27628, 30420, 34535, 41442, 55256, 60840, 62163, 69070, 82884, 89791, 103605, 124326, 138140, 165768, 179582, 207210, 248652, 269373, 276280, 310815, 359164, 414420, 448955, 497304, 538746, 621630, 718328, 808119, 828840, 897910, 1077492, 1167283, 1243260, 1346865, 1616238, 1795820, 2154984, 2334566, 2486520, 2693730, 3232476, 3501849, 3591640, 4040595, 4669132, 5387460, 5836415, 6464952, 7003698, 8081190, 9338264, 10505547, 10774920, 11672830, 14007396, 16162380, 17509245, 21011094, 23345660, 28014792, 32324760, 35018490, 42022188, 46691320, 52527735, 70036980, 84044376, 105055470, 140073960, 210110940, 420221880]

約数ペア:

[(1, 420221880), (2, 210110940), (3, 140073960), (4, 105055470), (5, 84044376), (6, 70036980), (8, 52527735), (9, 46691320), (10, 42022188), (12, 35018490), (13, 32324760), (15, 28014792), (18, 23345660), (20, 21011094), (24, 17509245), (26, 16162380), (30, 14007396), (36, 11672830), (39, 10774920), (40, 10505547), (45, 9338264), (52, 8081190), (60, 7003698), (65, 6464952), (72, 5836415), (78, 5387460), (90, 4669132), (104, 4040595), (117, 3591640), (120, 3501849), (130, 3232476), (156, 2693730), (169, 2486520), (180, 2334566), (195, 2154984), (234, 1795820), (260, 1616238), (312, 1346865), (338, 1243260), (360, 1167283), (390, 1077492), (468, 897910), (507, 828840), (520, 808119), (585, 718328), (676, 621630), (780, 538746), (845, 497304), (936, 448955), (1014, 414420), (1170, 359164), (1352, 310815), (1521, 276280), (1560, 269373), (1690, 248652), (2028, 207210), (2340, 179582), (2535, 165768), (3042, 138140), (3380, 124326), (4056, 103605), (4680, 89791), (5070, 82884), (6084, 69070), (6760, 62163), (6907, 60840), (7605, 55256), (10140, 41442), (12168, 34535), (13814, 30420), (15210, 27628), (20280, 20721)]