218427984

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{293}}^1$

素因数の和:505

約数の個数: 120

約数和(自身を含む): 636959232

約数和(自身を除く): 418531248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 167, 186, 248, 279, 293, 334, 372, 496, 501, 558, 586, 668, 744, 879, 1002, 1116, 1172, 1336, 1488, 1503, 1758, 2004, 2232, 2344, 2637, 2672, 3006, 3516, 4008, 4464, 4688, 5177, 5274, 6012, 7032, 8016, 9083, 10354, 10548, 12024, 14064, 15531, 18166, 20708, 21096, 24048, 27249, 31062, 36332, 41416, 42192, 46593, 48931, 54498, 62124, 72664, 81747, 82832, 93186, 97862, 108996, 124248, 145328, 146793, 163494, 186372, 195724, 217992, 248496, 293586, 326988, 372744, 391448, 435984, 440379, 587172, 653976, 745488, 782896, 880758, 1174344, 1307952, 1516861, 1761516, 2348688, 3033722, 3523032, 4550583, 6067444, 7046064, 9101166, 12134888, 13651749, 18202332, 24269776, 27303498, 36404664, 54606996, 72809328, 109213992, 218427984]

約数ペア:

[(1, 218427984), (2, 109213992), (3, 72809328), (4, 54606996), (6, 36404664), (8, 27303498), (9, 24269776), (12, 18202332), (16, 13651749), (18, 12134888), (24, 9101166), (31, 7046064), (36, 6067444), (48, 4550583), (62, 3523032), (72, 3033722), (93, 2348688), (124, 1761516), (144, 1516861), (167, 1307952), (186, 1174344), (248, 880758), (279, 782896), (293, 745488), (334, 653976), (372, 587172), (496, 440379), (501, 435984), (558, 391448), (586, 372744), (668, 326988), (744, 293586), (879, 248496), (1002, 217992), (1116, 195724), (1172, 186372), (1336, 163494), (1488, 146793), (1503, 145328), (1758, 124248), (2004, 108996), (2232, 97862), (2344, 93186), (2637, 82832), (2672, 81747), (3006, 72664), (3516, 62124), (4008, 54498), (4464, 48931), (4688, 46593), (5177, 42192), (5274, 41416), (6012, 36332), (7032, 31062), (8016, 27249), (9083, 24048), (10354, 21096), (10548, 20708), (12024, 18166), (14064, 15531)]