19580940

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:123

約数の個数: 168

約数和(自身を含む): 66104640

約数和(自身を除く): 46523700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 79, 81, 85, 90, 102, 108, 135, 153, 158, 162, 170, 180, 204, 237, 243, 255, 270, 306, 316, 324, 340, 395, 405, 459, 474, 486, 510, 540, 612, 711, 729, 765, 790, 810, 918, 948, 972, 1020, 1185, 1215, 1343, 1377, 1422, 1458, 1530, 1580, 1620, 1836, 2133, 2295, 2370, 2430, 2686, 2754, 2844, 2916, 3060, 3555, 3645, 4029, 4131, 4266, 4590, 4740, 4860, 5372, 5508, 6399, 6715, 6885, 7110, 7290, 8058, 8262, 8532, 9180, 10665, 12087, 12393, 12798, 13430, 13770, 14220, 14580, 16116, 16524, 19197, 20145, 20655, 21330, 24174, 24786, 25596, 26860, 27540, 31995, 36261, 38394, 40290, 41310, 42660, 48348, 49572, 57591, 60435, 61965, 63990, 72522, 76788, 80580, 82620, 95985, 108783, 115182, 120870, 123930, 127980, 145044, 181305, 191970, 217566, 230364, 241740, 247860, 287955, 326349, 362610, 383940, 435132, 543915, 575910, 652698, 725220, 979047, 1087830, 1151820, 1305396, 1631745, 1958094, 2175660, 3263490, 3916188, 4895235, 6526980, 9790470, 19580940]

約数ペア:

[(1, 19580940), (2, 9790470), (3, 6526980), (4, 4895235), (5, 3916188), (6, 3263490), (9, 2175660), (10, 1958094), (12, 1631745), (15, 1305396), (17, 1151820), (18, 1087830), (20, 979047), (27, 725220), (30, 652698), (34, 575910), (36, 543915), (45, 435132), (51, 383940), (54, 362610), (60, 326349), (68, 287955), (79, 247860), (81, 241740), (85, 230364), (90, 217566), (102, 191970), (108, 181305), (135, 145044), (153, 127980), (158, 123930), (162, 120870), (170, 115182), (180, 108783), (204, 95985), (237, 82620), (243, 80580), (255, 76788), (270, 72522), (306, 63990), (316, 61965), (324, 60435), (340, 57591), (395, 49572), (405, 48348), (459, 42660), (474, 41310), (486, 40290), (510, 38394), (540, 36261), (612, 31995), (711, 27540), (729, 26860), (765, 25596), (790, 24786), (810, 24174), (918, 21330), (948, 20655), (972, 20145), (1020, 19197), (1185, 16524), (1215, 16116), (1343, 14580), (1377, 14220), (1422, 13770), (1458, 13430), (1530, 12798), (1580, 12393), (1620, 12087), (1836, 10665), (2133, 9180), (2295, 8532), (2370, 8262), (2430, 8058), (2686, 7290), (2754, 7110), (2844, 6885), (2916, 6715), (3060, 6399), (3555, 5508), (3645, 5372), (4029, 4860), (4131, 4740), (4266, 4590)]