131638710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:398

約数の個数: 128

約数和(自身を含む): 379183104

約数和(自身を除く): 247544394

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 73, 93, 105, 146, 155, 186, 210, 217, 219, 277, 310, 365, 434, 438, 465, 511, 554, 651, 730, 831, 930, 1022, 1085, 1095, 1302, 1385, 1533, 1662, 1939, 2170, 2190, 2263, 2555, 2770, 3066, 3255, 3878, 4155, 4526, 5110, 5817, 6510, 6789, 7665, 8310, 8587, 9695, 11315, 11634, 13578, 15330, 15841, 17174, 19390, 20221, 22630, 25761, 29085, 31682, 33945, 40442, 42935, 47523, 51522, 58170, 60109, 60663, 67890, 79205, 85870, 95046, 101105, 120218, 121326, 128805, 141547, 158410, 180327, 202210, 237615, 257610, 283094, 300545, 303315, 360654, 424641, 475230, 601090, 606630, 626851, 707735, 849282, 901635, 1253702, 1415470, 1803270, 1880553, 2123205, 3134255, 3761106, 4246410, 4387957, 6268510, 8775914, 9402765, 13163871, 18805530, 21939785, 26327742, 43879570, 65819355, 131638710]

約数ペア:

[(1, 131638710), (2, 65819355), (3, 43879570), (5, 26327742), (6, 21939785), (7, 18805530), (10, 13163871), (14, 9402765), (15, 8775914), (21, 6268510), (30, 4387957), (31, 4246410), (35, 3761106), (42, 3134255), (62, 2123205), (70, 1880553), (73, 1803270), (93, 1415470), (105, 1253702), (146, 901635), (155, 849282), (186, 707735), (210, 626851), (217, 606630), (219, 601090), (277, 475230), (310, 424641), (365, 360654), (434, 303315), (438, 300545), (465, 283094), (511, 257610), (554, 237615), (651, 202210), (730, 180327), (831, 158410), (930, 141547), (1022, 128805), (1085, 121326), (1095, 120218), (1302, 101105), (1385, 95046), (1533, 85870), (1662, 79205), (1939, 67890), (2170, 60663), (2190, 60109), (2263, 58170), (2555, 51522), (2770, 47523), (3066, 42935), (3255, 40442), (3878, 33945), (4155, 31682), (4526, 29085), (5110, 25761), (5817, 22630), (6510, 20221), (6789, 19390), (7665, 17174), (8310, 15841), (8587, 15330), (9695, 13578), (11315, 11634)]