77378640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:345

約数の個数: 160

約数和(自身を含む): 257126400

約数和(自身を除く): 179747760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 71, 76, 80, 95, 114, 120, 142, 152, 190, 213, 228, 239, 240, 284, 285, 304, 355, 380, 426, 456, 478, 568, 570, 710, 717, 760, 852, 912, 956, 1065, 1136, 1140, 1195, 1349, 1420, 1434, 1520, 1704, 1912, 2130, 2280, 2390, 2698, 2840, 2868, 3408, 3585, 3824, 4047, 4260, 4541, 4560, 4780, 5396, 5680, 5736, 6745, 7170, 8094, 8520, 9082, 9560, 10792, 11472, 13490, 13623, 14340, 16188, 16969, 17040, 18164, 19120, 20235, 21584, 22705, 26980, 27246, 28680, 32376, 33938, 36328, 40470, 45410, 50907, 53960, 54492, 57360, 64752, 67876, 68115, 72656, 80940, 84845, 90820, 101814, 107920, 108984, 135752, 136230, 161880, 169690, 181640, 203628, 217968, 254535, 271504, 272460, 322411, 323760, 339380, 363280, 407256, 509070, 544920, 644822, 678760, 814512, 967233, 1018140, 1089840, 1289644, 1357520, 1612055, 1934466, 2036280, 2579288, 3224110, 3868932, 4072560, 4836165, 5158576, 6448220, 7737864, 9672330, 12896440, 15475728, 19344660, 25792880, 38689320, 77378640]

約数ペア:

[(1, 77378640), (2, 38689320), (3, 25792880), (4, 19344660), (5, 15475728), (6, 12896440), (8, 9672330), (10, 7737864), (12, 6448220), (15, 5158576), (16, 4836165), (19, 4072560), (20, 3868932), (24, 3224110), (30, 2579288), (38, 2036280), (40, 1934466), (48, 1612055), (57, 1357520), (60, 1289644), (71, 1089840), (76, 1018140), (80, 967233), (95, 814512), (114, 678760), (120, 644822), (142, 544920), (152, 509070), (190, 407256), (213, 363280), (228, 339380), (239, 323760), (240, 322411), (284, 272460), (285, 271504), (304, 254535), (355, 217968), (380, 203628), (426, 181640), (456, 169690), (478, 161880), (568, 136230), (570, 135752), (710, 108984), (717, 107920), (760, 101814), (852, 90820), (912, 84845), (956, 80940), (1065, 72656), (1136, 68115), (1140, 67876), (1195, 64752), (1349, 57360), (1420, 54492), (1434, 53960), (1520, 50907), (1704, 45410), (1912, 40470), (2130, 36328), (2280, 33938), (2390, 32376), (2698, 28680), (2840, 27246), (2868, 26980), (3408, 22705), (3585, 21584), (3824, 20235), (4047, 19120), (4260, 18164), (4541, 17040), (4560, 16969), (4780, 16188), (5396, 14340), (5680, 13623), (5736, 13490), (6745, 11472), (7170, 10792), (8094, 9560), (8520, 9082)]