211203240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5449}}^1$

素因数の和:5499

約数の個数: 128

約数和(自身を含む): 706320000

約数和(自身を除く): 495116760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 68, 76, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 255, 285, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 969, 1020, 1140, 1292, 1615, 1938, 2040, 2280, 2584, 3230, 3876, 4845, 5449, 6460, 7752, 9690, 10898, 12920, 16347, 19380, 21796, 27245, 32694, 38760, 43592, 54490, 65388, 81735, 92633, 103531, 108980, 130776, 163470, 185266, 207062, 217960, 277899, 310593, 326940, 370532, 414124, 463165, 517655, 555798, 621186, 653880, 741064, 828248, 926330, 1035310, 1111596, 1242372, 1389495, 1552965, 1760027, 1852660, 2070620, 2223192, 2484744, 2778990, 3105930, 3520054, 3705320, 4141240, 5280081, 5557980, 6211860, 7040108, 8800135, 10560162, 11115960, 12423720, 14080216, 17600270, 21120324, 26400405, 35200540, 42240648, 52800810, 70401080, 105601620, 211203240]

約数ペア:

[(1, 211203240), (2, 105601620), (3, 70401080), (4, 52800810), (5, 42240648), (6, 35200540), (8, 26400405), (10, 21120324), (12, 17600270), (15, 14080216), (17, 12423720), (19, 11115960), (20, 10560162), (24, 8800135), (30, 7040108), (34, 6211860), (38, 5557980), (40, 5280081), (51, 4141240), (57, 3705320), (60, 3520054), (68, 3105930), (76, 2778990), (85, 2484744), (95, 2223192), (102, 2070620), (114, 1852660), (120, 1760027), (136, 1552965), (152, 1389495), (170, 1242372), (190, 1111596), (204, 1035310), (228, 926330), (255, 828248), (285, 741064), (323, 653880), (340, 621186), (380, 555798), (408, 517655), (456, 463165), (510, 414124), (570, 370532), (646, 326940), (680, 310593), (760, 277899), (969, 217960), (1020, 207062), (1140, 185266), (1292, 163470), (1615, 130776), (1938, 108980), (2040, 103531), (2280, 92633), (2584, 81735), (3230, 65388), (3876, 54490), (4845, 43592), (5449, 38760), (6460, 32694), (7752, 27245), (9690, 21796), (10898, 19380), (12920, 16347)]