213629680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:287

約数の個数: 160

約数和(自身を含む): 575963136

約数和(自身を除く): 362333456

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 41, 44, 55, 62, 80, 82, 88, 110, 124, 155, 164, 176, 191, 205, 220, 248, 310, 328, 341, 382, 410, 440, 451, 496, 620, 656, 682, 764, 820, 880, 902, 955, 1240, 1271, 1364, 1528, 1640, 1705, 1804, 1910, 2101, 2255, 2480, 2542, 2728, 3056, 3280, 3410, 3608, 3820, 4202, 4510, 5084, 5456, 5921, 6355, 6820, 7216, 7640, 7831, 8404, 9020, 10168, 10505, 11842, 12710, 13640, 13981, 15280, 15662, 16808, 18040, 20336, 21010, 23684, 25420, 27280, 27962, 29605, 31324, 33616, 36080, 39155, 42020, 47368, 50840, 55924, 59210, 62648, 65131, 69905, 78310, 84040, 86141, 94736, 101680, 111848, 118420, 125296, 130262, 139810, 156620, 168080, 172282, 223696, 236840, 242761, 260524, 279620, 313240, 325655, 344564, 430705, 473680, 485522, 521048, 559240, 626480, 651310, 689128, 861410, 971044, 1042096, 1118480, 1213805, 1302620, 1378256, 1722820, 1942088, 2427610, 2605240, 2670371, 3445640, 3884176, 4855220, 5210480, 5340742, 6891280, 9710440, 10681484, 13351855, 19420880, 21362968, 26703710, 42725936, 53407420, 106814840, 213629680]

約数ペア:

[(1, 213629680), (2, 106814840), (4, 53407420), (5, 42725936), (8, 26703710), (10, 21362968), (11, 19420880), (16, 13351855), (20, 10681484), (22, 9710440), (31, 6891280), (40, 5340742), (41, 5210480), (44, 4855220), (55, 3884176), (62, 3445640), (80, 2670371), (82, 2605240), (88, 2427610), (110, 1942088), (124, 1722820), (155, 1378256), (164, 1302620), (176, 1213805), (191, 1118480), (205, 1042096), (220, 971044), (248, 861410), (310, 689128), (328, 651310), (341, 626480), (382, 559240), (410, 521048), (440, 485522), (451, 473680), (496, 430705), (620, 344564), (656, 325655), (682, 313240), (764, 279620), (820, 260524), (880, 242761), (902, 236840), (955, 223696), (1240, 172282), (1271, 168080), (1364, 156620), (1528, 139810), (1640, 130262), (1705, 125296), (1804, 118420), (1910, 111848), (2101, 101680), (2255, 94736), (2480, 86141), (2542, 84040), (2728, 78310), (3056, 69905), (3280, 65131), (3410, 62648), (3608, 59210), (3820, 55924), (4202, 50840), (4510, 47368), (5084, 42020), (5456, 39155), (5921, 36080), (6355, 33616), (6820, 31324), (7216, 29605), (7640, 27962), (7831, 27280), (8404, 25420), (9020, 23684), (10168, 21010), (10505, 20336), (11842, 18040), (12710, 16808), (13640, 15662), (13981, 15280)]