38687880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:164

約数の個数: 256

約数和(自身を含む): 149299200

約数和(自身を除く): 110611320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 53, 55, 56, 60, 66, 70, 77, 79, 84, 88, 105, 106, 110, 120, 132, 140, 154, 158, 159, 165, 168, 210, 212, 220, 231, 237, 264, 265, 280, 308, 316, 318, 330, 371, 385, 395, 420, 424, 440, 462, 474, 530, 553, 583, 616, 632, 636, 660, 742, 770, 790, 795, 840, 869, 924, 948, 1060, 1106, 1113, 1155, 1166, 1185, 1272, 1320, 1484, 1540, 1580, 1590, 1659, 1738, 1749, 1848, 1855, 1896, 2120, 2212, 2226, 2310, 2332, 2370, 2607, 2765, 2915, 2968, 3080, 3160, 3180, 3318, 3476, 3498, 3710, 4081, 4187, 4345, 4424, 4452, 4620, 4664, 4740, 5214, 5530, 5565, 5830, 6083, 6360, 6636, 6952, 6996, 7420, 8162, 8295, 8374, 8690, 8745, 8904, 9240, 9480, 10428, 11060, 11130, 11660, 12166, 12243, 12561, 13035, 13272, 13992, 14840, 16324, 16590, 16748, 17380, 17490, 18249, 20405, 20856, 20935, 22120, 22260, 23320, 24332, 24486, 25122, 26070, 29309, 30415, 32648, 33180, 33496, 34760, 34980, 36498, 40810, 41870, 44520, 46057, 48664, 48972, 50244, 52140, 58618, 60830, 61215, 62805, 66360, 69960, 72996, 81620, 83740, 87927, 91245, 92114, 97944, 100488, 104280, 117236, 121660, 122430, 125610, 138171, 145992, 146545, 163240, 167480, 175854, 182490, 184228, 230285, 234472, 243320, 244860, 251220, 276342, 293090, 322399, 351708, 364980, 368456, 439635, 460570, 489720, 502440, 552684, 586180, 644798, 690855, 703416, 729960, 879270, 921140, 967197, 1105368, 1172360, 1289596, 1381710, 1611995, 1758540, 1842280, 1934394, 2579192, 2763420, 3223990, 3517080, 3868788, 4835985, 5526840, 6447980, 7737576, 9671970, 12895960, 19343940, 38687880]

約数ペア:

[(1, 38687880), (2, 19343940), (3, 12895960), (4, 9671970), (5, 7737576), (6, 6447980), (7, 5526840), (8, 4835985), (10, 3868788), (11, 3517080), (12, 3223990), (14, 2763420), (15, 2579192), (20, 1934394), (21, 1842280), (22, 1758540), (24, 1611995), (28, 1381710), (30, 1289596), (33, 1172360), (35, 1105368), (40, 967197), (42, 921140), (44, 879270), (53, 729960), (55, 703416), (56, 690855), (60, 644798), (66, 586180), (70, 552684), (77, 502440), (79, 489720), (84, 460570), (88, 439635), (105, 368456), (106, 364980), (110, 351708), (120, 322399), (132, 293090), (140, 276342), (154, 251220), (158, 244860), (159, 243320), (165, 234472), (168, 230285), (210, 184228), (212, 182490), (220, 175854), (231, 167480), (237, 163240), (264, 146545), (265, 145992), (280, 138171), (308, 125610), (316, 122430), (318, 121660), (330, 117236), (371, 104280), (385, 100488), (395, 97944), (420, 92114), (424, 91245), (440, 87927), (462, 83740), (474, 81620), (530, 72996), (553, 69960), (583, 66360), (616, 62805), (632, 61215), (636, 60830), (660, 58618), (742, 52140), (770, 50244), (790, 48972), (795, 48664), (840, 46057), (869, 44520), (924, 41870), (948, 40810), (1060, 36498), (1106, 34980), (1113, 34760), (1155, 33496), (1166, 33180), (1185, 32648), (1272, 30415), (1320, 29309), (1484, 26070), (1540, 25122), (1580, 24486), (1590, 24332), (1659, 23320), (1738, 22260), (1749, 22120), (1848, 20935), (1855, 20856), (1896, 20405), (2120, 18249), (2212, 17490), (2226, 17380), (2310, 16748), (2332, 16590), (2370, 16324), (2607, 14840), (2765, 13992), (2915, 13272), (2968, 13035), (3080, 12561), (3160, 12243), (3180, 12166), (3318, 11660), (3476, 11130), (3498, 11060), (3710, 10428), (4081, 9480), (4187, 9240), (4345, 8904), (4424, 8745), (4452, 8690), (4620, 8374), (4664, 8295), (4740, 8162), (5214, 7420), (5530, 6996), (5565, 6952), (5830, 6636), (6083, 6360)]