68917560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{181}}^1$

素因数の和:381

約数の個数: 128

約数和(自身を含む): 220147200

約数和(自身を除く): 151229640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 167, 181, 190, 228, 285, 334, 362, 380, 456, 501, 543, 570, 668, 724, 760, 835, 905, 1002, 1086, 1140, 1336, 1448, 1670, 1810, 2004, 2172, 2280, 2505, 2715, 3173, 3340, 3439, 3620, 4008, 4344, 5010, 5430, 6346, 6680, 6878, 7240, 9519, 10020, 10317, 10860, 12692, 13756, 15865, 17195, 19038, 20040, 20634, 21720, 25384, 27512, 30227, 31730, 34390, 38076, 41268, 47595, 51585, 60454, 63460, 68780, 76152, 82536, 90681, 95190, 103170, 120908, 126920, 137560, 151135, 181362, 190380, 206340, 241816, 302270, 362724, 380760, 412680, 453405, 574313, 604540, 725448, 906810, 1148626, 1209080, 1722939, 1813620, 2297252, 2871565, 3445878, 3627240, 4594504, 5743130, 6891756, 8614695, 11486260, 13783512, 17229390, 22972520, 34458780, 68917560]

約数ペア:

[(1, 68917560), (2, 34458780), (3, 22972520), (4, 17229390), (5, 13783512), (6, 11486260), (8, 8614695), (10, 6891756), (12, 5743130), (15, 4594504), (19, 3627240), (20, 3445878), (24, 2871565), (30, 2297252), (38, 1813620), (40, 1722939), (57, 1209080), (60, 1148626), (76, 906810), (95, 725448), (114, 604540), (120, 574313), (152, 453405), (167, 412680), (181, 380760), (190, 362724), (228, 302270), (285, 241816), (334, 206340), (362, 190380), (380, 181362), (456, 151135), (501, 137560), (543, 126920), (570, 120908), (668, 103170), (724, 95190), (760, 90681), (835, 82536), (905, 76152), (1002, 68780), (1086, 63460), (1140, 60454), (1336, 51585), (1448, 47595), (1670, 41268), (1810, 38076), (2004, 34390), (2172, 31730), (2280, 30227), (2505, 27512), (2715, 25384), (3173, 21720), (3340, 20634), (3439, 20040), (3620, 19038), (4008, 17195), (4344, 15865), (5010, 13756), (5430, 12692), (6346, 10860), (6680, 10317), (6878, 10020), (7240, 9519)]