145043920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{227}}^1$

素因数の和:417

約数の個数: 120

約数和(自身を含む): 396429984

約数和(自身を除く): 251386064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 163, 196, 227, 245, 280, 326, 392, 454, 490, 560, 652, 784, 815, 908, 980, 1135, 1141, 1304, 1589, 1630, 1816, 1960, 2270, 2282, 2608, 3178, 3260, 3632, 3920, 4540, 4564, 5705, 6356, 6520, 7945, 7987, 9080, 9128, 11123, 11410, 12712, 13040, 15890, 15974, 18160, 18256, 22246, 22820, 25424, 31780, 31948, 37001, 39935, 44492, 45640, 55615, 63560, 63896, 74002, 79870, 88984, 91280, 111230, 127120, 127792, 148004, 159740, 177968, 185005, 222460, 259007, 296008, 319480, 370010, 444920, 518014, 592016, 638960, 740020, 889840, 1036028, 1295035, 1480040, 1813049, 2072056, 2590070, 2960080, 3626098, 4144112, 5180140, 7252196, 9065245, 10360280, 14504392, 18130490, 20720560, 29008784, 36260980, 72521960, 145043920]

約数ペア:

[(1, 145043920), (2, 72521960), (4, 36260980), (5, 29008784), (7, 20720560), (8, 18130490), (10, 14504392), (14, 10360280), (16, 9065245), (20, 7252196), (28, 5180140), (35, 4144112), (40, 3626098), (49, 2960080), (56, 2590070), (70, 2072056), (80, 1813049), (98, 1480040), (112, 1295035), (140, 1036028), (163, 889840), (196, 740020), (227, 638960), (245, 592016), (280, 518014), (326, 444920), (392, 370010), (454, 319480), (490, 296008), (560, 259007), (652, 222460), (784, 185005), (815, 177968), (908, 159740), (980, 148004), (1135, 127792), (1141, 127120), (1304, 111230), (1589, 91280), (1630, 88984), (1816, 79870), (1960, 74002), (2270, 63896), (2282, 63560), (2608, 55615), (3178, 45640), (3260, 44492), (3632, 39935), (3920, 37001), (4540, 31948), (4564, 31780), (5705, 25424), (6356, 22820), (6520, 22246), (7945, 18256), (7987, 18160), (9080, 15974), (9128, 15890), (11123, 13040), (11410, 12712)]