20016360

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1$

素因数の和:97

約数の個数: 288

約数和(自身を含む): 82218240

約数和(自身を除く): 62201880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 47, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 94, 104, 105, 117, 120, 126, 130, 140, 141, 156, 168, 169, 180, 182, 188, 195, 210, 234, 235, 252, 260, 273, 280, 282, 312, 315, 329, 338, 360, 364, 376, 390, 420, 423, 455, 468, 470, 504, 507, 520, 546, 564, 585, 611, 630, 658, 676, 705, 728, 780, 819, 840, 845, 846, 910, 936, 940, 987, 1014, 1092, 1128, 1170, 1183, 1222, 1260, 1316, 1352, 1365, 1410, 1521, 1560, 1638, 1645, 1690, 1692, 1820, 1833, 1880, 1974, 2028, 2115, 2184, 2340, 2366, 2444, 2520, 2535, 2632, 2730, 2820, 2961, 3042, 3055, 3276, 3290, 3380, 3384, 3549, 3640, 3666, 3948, 4056, 4095, 4230, 4277, 4680, 4732, 4888, 4935, 5070, 5460, 5499, 5640, 5915, 5922, 6084, 6110, 6552, 6580, 6760, 7098, 7332, 7605, 7896, 7943, 8190, 8460, 8554, 9165, 9464, 9870, 10140, 10647, 10920, 10998, 11830, 11844, 12168, 12220, 12831, 13160, 14196, 14664, 14805, 15210, 15886, 16380, 16920, 17108, 17745, 18330, 19740, 20280, 21294, 21385, 21996, 23660, 23688, 23829, 24440, 25662, 27495, 28392, 29610, 30420, 31772, 32760, 34216, 35490, 36660, 38493, 39480, 39715, 42588, 42770, 43992, 47320, 47658, 51324, 53235, 54990, 55601, 59220, 60840, 63544, 64155, 70980, 71487, 73320, 76986, 79430, 85176, 85540, 95316, 102648, 106470, 109980, 111202, 118440, 119145, 128310, 141960, 142974, 153972, 158860, 166803, 171080, 190632, 192465, 212940, 219960, 222404, 238290, 256620, 278005, 285948, 307944, 317720, 333606, 357435, 384930, 425880, 444808, 476580, 500409, 513240, 556010, 571896, 667212, 714870, 769860, 834015, 953160, 1000818, 1112020, 1334424, 1429740, 1539720, 1668030, 2001636, 2224040, 2502045, 2859480, 3336060, 4003272, 5004090, 6672120, 10008180, 20016360]

約数ペア:

[(1, 20016360), (2, 10008180), (3, 6672120), (4, 5004090), (5, 4003272), (6, 3336060), (7, 2859480), (8, 2502045), (9, 2224040), (10, 2001636), (12, 1668030), (13, 1539720), (14, 1429740), (15, 1334424), (18, 1112020), (20, 1000818), (21, 953160), (24, 834015), (26, 769860), (28, 714870), (30, 667212), (35, 571896), (36, 556010), (39, 513240), (40, 500409), (42, 476580), (45, 444808), (47, 425880), (52, 384930), (56, 357435), (60, 333606), (63, 317720), (65, 307944), (70, 285948), (72, 278005), (78, 256620), (84, 238290), (90, 222404), (91, 219960), (94, 212940), (104, 192465), (105, 190632), (117, 171080), (120, 166803), (126, 158860), (130, 153972), (140, 142974), (141, 141960), (156, 128310), (168, 119145), (169, 118440), (180, 111202), (182, 109980), (188, 106470), (195, 102648), (210, 95316), (234, 85540), (235, 85176), (252, 79430), (260, 76986), (273, 73320), (280, 71487), (282, 70980), (312, 64155), (315, 63544), (329, 60840), (338, 59220), (360, 55601), (364, 54990), (376, 53235), (390, 51324), (420, 47658), (423, 47320), (455, 43992), (468, 42770), (470, 42588), (504, 39715), (507, 39480), (520, 38493), (546, 36660), (564, 35490), (585, 34216), (611, 32760), (630, 31772), (658, 30420), (676, 29610), (705, 28392), (728, 27495), (780, 25662), (819, 24440), (840, 23829), (845, 23688), (846, 23660), (910, 21996), (936, 21385), (940, 21294), (987, 20280), (1014, 19740), (1092, 18330), (1128, 17745), (1170, 17108), (1183, 16920), (1222, 16380), (1260, 15886), (1316, 15210), (1352, 14805), (1365, 14664), (1410, 14196), (1521, 13160), (1560, 12831), (1638, 12220), (1645, 12168), (1690, 11844), (1692, 11830), (1820, 10998), (1833, 10920), (1880, 10647), (1974, 10140), (2028, 9870), (2115, 9464), (2184, 9165), (2340, 8554), (2366, 8460), (2444, 8190), (2520, 7943), (2535, 7896), (2632, 7605), (2730, 7332), (2820, 7098), (2961, 6760), (3042, 6580), (3055, 6552), (3276, 6110), (3290, 6084), (3380, 5922), (3384, 5915), (3549, 5640), (3640, 5499), (3666, 5460), (3948, 5070), (4056, 4935), (4095, 4888), (4230, 4732), (4277, 4680)]