79285290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:708

約数の個数: 128

約数和(自身を含む): 236666880

約数和(自身を除く): 157381590

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 31, 35, 38, 42, 57, 62, 70, 93, 95, 105, 114, 133, 155, 186, 190, 210, 217, 266, 285, 310, 399, 434, 465, 570, 589, 641, 651, 665, 798, 930, 1085, 1178, 1282, 1302, 1330, 1767, 1923, 1995, 2170, 2945, 3205, 3255, 3534, 3846, 3990, 4123, 4487, 5890, 6410, 6510, 8246, 8835, 8974, 9615, 12179, 12369, 13461, 17670, 19230, 19871, 20615, 22435, 24358, 24738, 26922, 36537, 39742, 41230, 44870, 59613, 60895, 61845, 67305, 73074, 85253, 99355, 119226, 121790, 123690, 134610, 139097, 170506, 182685, 198710, 255759, 278194, 298065, 365370, 377549, 417291, 426265, 511518, 596130, 695485, 755098, 834582, 852530, 1132647, 1278795, 1390970, 1887745, 2086455, 2265294, 2557590, 2642843, 3775490, 4172910, 5285686, 5663235, 7928529, 11326470, 13214215, 15857058, 26428430, 39642645, 79285290]

約数ペア:

[(1, 79285290), (2, 39642645), (3, 26428430), (5, 15857058), (6, 13214215), (7, 11326470), (10, 7928529), (14, 5663235), (15, 5285686), (19, 4172910), (21, 3775490), (30, 2642843), (31, 2557590), (35, 2265294), (38, 2086455), (42, 1887745), (57, 1390970), (62, 1278795), (70, 1132647), (93, 852530), (95, 834582), (105, 755098), (114, 695485), (133, 596130), (155, 511518), (186, 426265), (190, 417291), (210, 377549), (217, 365370), (266, 298065), (285, 278194), (310, 255759), (399, 198710), (434, 182685), (465, 170506), (570, 139097), (589, 134610), (641, 123690), (651, 121790), (665, 119226), (798, 99355), (930, 85253), (1085, 73074), (1178, 67305), (1282, 61845), (1302, 60895), (1330, 59613), (1767, 44870), (1923, 41230), (1995, 39742), (2170, 36537), (2945, 26922), (3205, 24738), (3255, 24358), (3534, 22435), (3846, 20615), (3990, 19871), (4123, 19230), (4487, 17670), (5890, 13461), (6410, 12369), (6510, 12179), (8246, 9615), (8835, 8974)]