90367480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:437

約数の個数: 128

約数和(自身を含む): 248832000

約数和(自身を除く): 158464520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 31, 35, 40, 56, 58, 62, 70, 116, 124, 140, 145, 155, 203, 217, 232, 248, 280, 290, 310, 359, 406, 434, 580, 620, 718, 812, 868, 899, 1015, 1085, 1160, 1240, 1436, 1624, 1736, 1795, 1798, 2030, 2170, 2513, 2872, 3590, 3596, 4060, 4340, 4495, 5026, 6293, 7180, 7192, 8120, 8680, 8990, 10052, 10411, 11129, 12565, 12586, 14360, 17980, 20104, 20822, 22258, 25130, 25172, 31465, 35960, 41644, 44516, 50260, 50344, 52055, 55645, 62930, 72877, 77903, 83288, 89032, 100520, 104110, 111290, 125860, 145754, 155806, 208220, 222580, 251720, 291508, 311612, 322741, 364385, 389515, 416440, 445160, 583016, 623224, 645482, 728770, 779030, 1290964, 1457540, 1558060, 1613705, 2259187, 2581928, 2915080, 3116120, 3227410, 4518374, 6454820, 9036748, 11295935, 12909640, 18073496, 22591870, 45183740, 90367480]

約数ペア:

[(1, 90367480), (2, 45183740), (4, 22591870), (5, 18073496), (7, 12909640), (8, 11295935), (10, 9036748), (14, 6454820), (20, 4518374), (28, 3227410), (29, 3116120), (31, 2915080), (35, 2581928), (40, 2259187), (56, 1613705), (58, 1558060), (62, 1457540), (70, 1290964), (116, 779030), (124, 728770), (140, 645482), (145, 623224), (155, 583016), (203, 445160), (217, 416440), (232, 389515), (248, 364385), (280, 322741), (290, 311612), (310, 291508), (359, 251720), (406, 222580), (434, 208220), (580, 155806), (620, 145754), (718, 125860), (812, 111290), (868, 104110), (899, 100520), (1015, 89032), (1085, 83288), (1160, 77903), (1240, 72877), (1436, 62930), (1624, 55645), (1736, 52055), (1795, 50344), (1798, 50260), (2030, 44516), (2170, 41644), (2513, 35960), (2872, 31465), (3590, 25172), (3596, 25130), (4060, 22258), (4340, 20822), (4495, 20104), (5026, 17980), (6293, 14360), (7180, 12586), (7192, 12565), (8120, 11129), (8680, 10411), (8990, 10052)]