156040020

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{331}}^1$

素因数の和:452

約数の個数: 144

約数和(自身を含む): 497410368

約数和(自身を除く): 341370348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 97, 108, 135, 162, 180, 194, 243, 270, 291, 324, 331, 388, 405, 485, 486, 540, 582, 662, 810, 873, 970, 972, 993, 1164, 1215, 1324, 1455, 1620, 1655, 1746, 1940, 1986, 2430, 2619, 2910, 2979, 3310, 3492, 3972, 4365, 4860, 4965, 5238, 5820, 5958, 6620, 7857, 8730, 8937, 9930, 10476, 11916, 13095, 14895, 15714, 17460, 17874, 19860, 23571, 26190, 26811, 29790, 31428, 32107, 35748, 39285, 44685, 47142, 52380, 53622, 59580, 64214, 78570, 80433, 89370, 94284, 96321, 107244, 117855, 128428, 134055, 157140, 160535, 160866, 178740, 192642, 235710, 268110, 288963, 321070, 321732, 385284, 402165, 471420, 481605, 536220, 577926, 642140, 804330, 866889, 963210, 1155852, 1444815, 1608660, 1733778, 1926420, 2600667, 2889630, 3467556, 4334445, 5201334, 5779260, 7802001, 8668890, 10402668, 13003335, 15604002, 17337780, 26006670, 31208004, 39010005, 52013340, 78020010, 156040020]

約数ペア:

[(1, 156040020), (2, 78020010), (3, 52013340), (4, 39010005), (5, 31208004), (6, 26006670), (9, 17337780), (10, 15604002), (12, 13003335), (15, 10402668), (18, 8668890), (20, 7802001), (27, 5779260), (30, 5201334), (36, 4334445), (45, 3467556), (54, 2889630), (60, 2600667), (81, 1926420), (90, 1733778), (97, 1608660), (108, 1444815), (135, 1155852), (162, 963210), (180, 866889), (194, 804330), (243, 642140), (270, 577926), (291, 536220), (324, 481605), (331, 471420), (388, 402165), (405, 385284), (485, 321732), (486, 321070), (540, 288963), (582, 268110), (662, 235710), (810, 192642), (873, 178740), (970, 160866), (972, 160535), (993, 157140), (1164, 134055), (1215, 128428), (1324, 117855), (1455, 107244), (1620, 96321), (1655, 94284), (1746, 89370), (1940, 80433), (1986, 78570), (2430, 64214), (2619, 59580), (2910, 53622), (2979, 52380), (3310, 47142), (3492, 44685), (3972, 39285), (4365, 35748), (4860, 32107), (4965, 31428), (5238, 29790), (5820, 26811), (5958, 26190), (6620, 23571), (7857, 19860), (8730, 17874), (8937, 17460), (9930, 15714), (10476, 14895), (11916, 13095)]