223430320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{4007}}^1$

素因数の和:4078

約数の個数: 80

約数和(自身を含む): 563588928

約数和(自身を除く): 340158608

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 164, 170, 205, 272, 328, 340, 410, 656, 680, 697, 820, 1360, 1394, 1640, 2788, 3280, 3485, 4007, 5576, 6970, 8014, 11152, 13940, 16028, 20035, 27880, 32056, 40070, 55760, 64112, 68119, 80140, 136238, 160280, 164287, 272476, 320560, 328574, 340595, 544952, 657148, 681190, 821435, 1089904, 1314296, 1362380, 1642870, 2628592, 2724760, 2792879, 3285740, 5449520, 5585758, 6571480, 11171516, 13142960, 13964395, 22343032, 27928790, 44686064, 55857580, 111715160, 223430320]

約数ペア:

[(1, 223430320), (2, 111715160), (4, 55857580), (5, 44686064), (8, 27928790), (10, 22343032), (16, 13964395), (17, 13142960), (20, 11171516), (34, 6571480), (40, 5585758), (41, 5449520), (68, 3285740), (80, 2792879), (82, 2724760), (85, 2628592), (136, 1642870), (164, 1362380), (170, 1314296), (205, 1089904), (272, 821435), (328, 681190), (340, 657148), (410, 544952), (656, 340595), (680, 328574), (697, 320560), (820, 272476), (1360, 164287), (1394, 160280), (1640, 136238), (2788, 80140), (3280, 68119), (3485, 64112), (4007, 55760), (5576, 40070), (6970, 32056), (8014, 27880), (11152, 20035), (13940, 16028)]