1317840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:69

約数の個数: 120

約数和(自身を含む): 4568160

約数和(自身を除く): 3250320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 240, 255, 272, 285, 289, 304, 323, 340, 380, 408, 456, 510, 570, 578, 646, 680, 760, 816, 867, 912, 969, 1020, 1140, 1156, 1292, 1360, 1445, 1520, 1615, 1734, 1938, 2040, 2280, 2312, 2584, 2890, 3230, 3468, 3876, 4080, 4335, 4560, 4624, 4845, 5168, 5491, 5780, 6460, 6936, 7752, 8670, 9690, 10982, 11560, 12920, 13872, 15504, 16473, 17340, 19380, 21964, 23120, 25840, 27455, 32946, 34680, 38760, 43928, 54910, 65892, 69360, 77520, 82365, 87856, 109820, 131784, 164730, 219640, 263568, 329460, 439280, 658920, 1317840]

約数ペア:

[(1, 1317840), (2, 658920), (3, 439280), (4, 329460), (5, 263568), (6, 219640), (8, 164730), (10, 131784), (12, 109820), (15, 87856), (16, 82365), (17, 77520), (19, 69360), (20, 65892), (24, 54910), (30, 43928), (34, 38760), (38, 34680), (40, 32946), (48, 27455), (51, 25840), (57, 23120), (60, 21964), (68, 19380), (76, 17340), (80, 16473), (85, 15504), (95, 13872), (102, 12920), (114, 11560), (120, 10982), (136, 9690), (152, 8670), (170, 7752), (190, 6936), (204, 6460), (228, 5780), (240, 5491), (255, 5168), (272, 4845), (285, 4624), (289, 4560), (304, 4335), (323, 4080), (340, 3876), (380, 3468), (408, 3230), (456, 2890), (510, 2584), (570, 2312), (578, 2280), (646, 2040), (680, 1938), (760, 1734), (816, 1615), (867, 1520), (912, 1445), (969, 1360), (1020, 1292), (1140, 1156)]