31448340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2269}}^1$

素因数の和:2302

約数の個数: 144

約数和(自身を含む): 118984320

約数和(自身を除く): 87535980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 660, 693, 770, 924, 990, 1155, 1260, 1386, 1540, 1980, 2269, 2310, 2772, 3465, 4538, 4620, 6807, 6930, 9076, 11345, 13614, 13860, 15883, 20421, 22690, 24959, 27228, 31766, 34035, 40842, 45380, 47649, 49918, 63532, 68070, 74877, 79415, 81684, 95298, 99836, 102105, 124795, 136140, 142947, 149754, 158830, 174713, 190596, 204210, 224631, 238245, 249590, 285894, 299508, 317660, 349426, 374385, 408420, 449262, 476490, 499180, 524139, 571788, 698852, 714735, 748770, 873565, 898524, 952980, 1048278, 1123155, 1429470, 1497540, 1572417, 1747130, 2096556, 2246310, 2620695, 2858940, 3144834, 3494260, 4492620, 5241390, 6289668, 7862085, 10482780, 15724170, 31448340]

約数ペア:

[(1, 31448340), (2, 15724170), (3, 10482780), (4, 7862085), (5, 6289668), (6, 5241390), (7, 4492620), (9, 3494260), (10, 3144834), (11, 2858940), (12, 2620695), (14, 2246310), (15, 2096556), (18, 1747130), (20, 1572417), (21, 1497540), (22, 1429470), (28, 1123155), (30, 1048278), (33, 952980), (35, 898524), (36, 873565), (42, 748770), (44, 714735), (45, 698852), (55, 571788), (60, 524139), (63, 499180), (66, 476490), (70, 449262), (77, 408420), (84, 374385), (90, 349426), (99, 317660), (105, 299508), (110, 285894), (126, 249590), (132, 238245), (140, 224631), (154, 204210), (165, 190596), (180, 174713), (198, 158830), (210, 149754), (220, 142947), (231, 136140), (252, 124795), (308, 102105), (315, 99836), (330, 95298), (385, 81684), (396, 79415), (420, 74877), (462, 68070), (495, 63532), (630, 49918), (660, 47649), (693, 45380), (770, 40842), (924, 34035), (990, 31766), (1155, 27228), (1260, 24959), (1386, 22690), (1540, 20421), (1980, 15883), (2269, 13860), (2310, 13614), (2772, 11345), (3465, 9076), (4538, 6930), (4620, 6807)]