21655317060

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181459}}^1$

素因数の和:181507

約数の個数: 192

約数和(自身を含む): 76822905600

約数和(自身を除く): 55167588540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 27, 30, 34, 36, 39, 45, 51, 52, 54, 60, 65, 68, 78, 85, 90, 102, 108, 117, 130, 135, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 270, 306, 340, 351, 390, 442, 459, 468, 510, 540, 585, 612, 663, 702, 765, 780, 884, 918, 1020, 1105, 1170, 1326, 1404, 1530, 1755, 1836, 1989, 2210, 2295, 2340, 2652, 3060, 3315, 3510, 3978, 4420, 4590, 5967, 6630, 7020, 7956, 9180, 9945, 11934, 13260, 19890, 23868, 29835, 39780, 59670, 119340, 181459, 362918, 544377, 725836, 907295, 1088754, 1633131, 1814590, 2177508, 2358967, 2721885, 3084803, 3266262, 3629180, 4717934, 4899393, 5443770, 6169606, 6532524, 7076901, 8165655, 9254409, 9435868, 9798786, 10887540, 11794835, 12339212, 14153802, 15424015, 16331310, 18508818, 19597572, 21230703, 23589670, 24496965, 27763227, 28307604, 30848030, 32662620, 35384505, 37017636, 40102439, 42461406, 46272045, 47179340, 48993930, 55526454, 61696060, 63692109, 70769010, 80204878, 83289681, 84922812, 92544090, 97987860, 106153515, 111052908, 120307317, 127384218, 138816135, 141538020, 160409756, 166579362, 185088180, 200512195, 212307030, 240614634, 254768436, 277632270, 318460545, 333158724, 360921951, 401024390, 416448405, 424614060, 481229268, 555264540, 601536585, 636921090, 721843902, 802048780, 832896810, 1082765853, 1203073170, 1273842180, 1443687804, 1665793620, 1804609755, 2165531706, 2406146340, 3609219510, 4331063412, 5413829265, 7218439020, 10827658530, 21655317060]

約数ペア:

[(1, 21655317060), (2, 10827658530), (3, 7218439020), (4, 5413829265), (5, 4331063412), (6, 3609219510), (9, 2406146340), (10, 2165531706), (12, 1804609755), (13, 1665793620), (15, 1443687804), (17, 1273842180), (18, 1203073170), (20, 1082765853), (26, 832896810), (27, 802048780), (30, 721843902), (34, 636921090), (36, 601536585), (39, 555264540), (45, 481229268), (51, 424614060), (52, 416448405), (54, 401024390), (60, 360921951), (65, 333158724), (68, 318460545), (78, 277632270), (85, 254768436), (90, 240614634), (102, 212307030), (108, 200512195), (117, 185088180), (130, 166579362), (135, 160409756), (153, 141538020), (156, 138816135), (170, 127384218), (180, 120307317), (195, 111052908), (204, 106153515), (221, 97987860), (234, 92544090), (255, 84922812), (260, 83289681), (270, 80204878), (306, 70769010), (340, 63692109), (351, 61696060), (390, 55526454), (442, 48993930), (459, 47179340), (468, 46272045), (510, 42461406), (540, 40102439), (585, 37017636), (612, 35384505), (663, 32662620), (702, 30848030), (765, 28307604), (780, 27763227), (884, 24496965), (918, 23589670), (1020, 21230703), (1105, 19597572), (1170, 18508818), (1326, 16331310), (1404, 15424015), (1530, 14153802), (1755, 12339212), (1836, 11794835), (1989, 10887540), (2210, 9798786), (2295, 9435868), (2340, 9254409), (2652, 8165655), (3060, 7076901), (3315, 6532524), (3510, 6169606), (3978, 5443770), (4420, 4899393), (4590, 4717934), (5967, 3629180), (6630, 3266262), (7020, 3084803), (7956, 2721885), (9180, 2358967), (9945, 2177508), (11934, 1814590), (13260, 1633131), (19890, 1088754), (23868, 907295), (29835, 725836), (39780, 544377), (59670, 362918), (119340, 181459)]