163896660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2819}}^1$

素因数の和:2870

約数の個数: 144

約数和(自身を含む): 554299200

約数和(自身を除く): 390402540

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, 306, 323, 340, 342, 380, 510, 570, 612, 646, 684, 765, 855, 969, 1020, 1140, 1292, 1530, 1615, 1710, 1938, 2819, 2907, 3060, 3230, 3420, 3876, 4845, 5638, 5814, 6460, 8457, 9690, 11276, 11628, 14095, 14535, 16914, 19380, 25371, 28190, 29070, 33828, 42285, 47923, 50742, 53561, 56380, 58140, 84570, 95846, 101484, 107122, 126855, 143769, 160683, 169140, 191692, 214244, 239615, 253710, 267805, 287538, 321366, 431307, 479230, 482049, 507420, 535610, 575076, 642732, 718845, 803415, 862614, 910537, 958460, 964098, 1071220, 1437690, 1606830, 1725228, 1821074, 1928196, 2156535, 2410245, 2731611, 2875380, 3213660, 3642148, 4313070, 4552685, 4820490, 5463222, 8194833, 8626140, 9105370, 9640980, 10926444, 13658055, 16389666, 18210740, 27316110, 32779332, 40974165, 54632220, 81948330, 163896660]

約数ペア:

[(1, 163896660), (2, 81948330), (3, 54632220), (4, 40974165), (5, 32779332), (6, 27316110), (9, 18210740), (10, 16389666), (12, 13658055), (15, 10926444), (17, 9640980), (18, 9105370), (19, 8626140), (20, 8194833), (30, 5463222), (34, 4820490), (36, 4552685), (38, 4313070), (45, 3642148), (51, 3213660), (57, 2875380), (60, 2731611), (68, 2410245), (76, 2156535), (85, 1928196), (90, 1821074), (95, 1725228), (102, 1606830), (114, 1437690), (153, 1071220), (170, 964098), (171, 958460), (180, 910537), (190, 862614), (204, 803415), (228, 718845), (255, 642732), (285, 575076), (306, 535610), (323, 507420), (340, 482049), (342, 479230), (380, 431307), (510, 321366), (570, 287538), (612, 267805), (646, 253710), (684, 239615), (765, 214244), (855, 191692), (969, 169140), (1020, 160683), (1140, 143769), (1292, 126855), (1530, 107122), (1615, 101484), (1710, 95846), (1938, 84570), (2819, 58140), (2907, 56380), (3060, 53561), (3230, 50742), (3420, 47923), (3876, 42285), (4845, 33828), (5638, 29070), (5814, 28190), (6460, 25371), (8457, 19380), (9690, 16914), (11276, 14535), (11628, 14095)]