988380

素因数分解:

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

素因数の和:68

約数の個数: 108

約数和(自身を含む): 3352440

約数和(自身を除く): 2364060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 285, 289, 306, 323, 340, 342, 380, 510, 570, 578, 612, 646, 684, 765, 855, 867, 969, 1020, 1140, 1156, 1292, 1445, 1530, 1615, 1710, 1734, 1938, 2601, 2890, 2907, 3060, 3230, 3420, 3468, 3876, 4335, 4845, 5202, 5491, 5780, 5814, 6460, 8670, 9690, 10404, 10982, 11628, 13005, 14535, 16473, 17340, 19380, 21964, 26010, 27455, 29070, 32946, 49419, 52020, 54910, 58140, 65892, 82365, 98838, 109820, 164730, 197676, 247095, 329460, 494190, 988380]

約数ペア:

[(1, 988380), (2, 494190), (3, 329460), (4, 247095), (5, 197676), (6, 164730), (9, 109820), (10, 98838), (12, 82365), (15, 65892), (17, 58140), (18, 54910), (19, 52020), (20, 49419), (30, 32946), (34, 29070), (36, 27455), (38, 26010), (45, 21964), (51, 19380), (57, 17340), (60, 16473), (68, 14535), (76, 13005), (85, 11628), (90, 10982), (95, 10404), (102, 9690), (114, 8670), (153, 6460), (170, 5814), (171, 5780), (180, 5491), (190, 5202), (204, 4845), (228, 4335), (255, 3876), (285, 3468), (289, 3420), (306, 3230), (323, 3060), (340, 2907), (342, 2890), (380, 2601), (510, 1938), (570, 1734), (578, 1710), (612, 1615), (646, 1530), (684, 1445), (765, 1292), (855, 1156), (867, 1140), (969, 1020)]