320996830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{593}}^1$

素因数の和:674

約数の個数: 128

約数和(自身を含む): 780088320

約数和(自身を除く): 459091490

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 37, 38, 55, 70, 74, 77, 95, 110, 133, 154, 185, 190, 209, 259, 266, 370, 385, 407, 418, 518, 593, 665, 703, 770, 814, 1045, 1186, 1295, 1330, 1406, 1463, 2035, 2090, 2590, 2849, 2926, 2965, 3515, 4070, 4151, 4921, 5698, 5930, 6523, 7030, 7315, 7733, 8302, 9842, 11267, 13046, 14245, 14630, 15466, 20755, 21941, 22534, 24605, 28490, 32615, 38665, 41510, 43882, 45661, 49210, 54131, 56335, 65230, 77330, 78869, 91322, 108262, 109705, 112670, 123937, 153587, 157738, 219410, 228305, 241351, 247874, 270655, 307174, 394345, 416879, 456610, 482702, 541310, 619685, 767935, 788690, 833758, 867559, 1206755, 1239370, 1535870, 1689457, 1735118, 2084395, 2413510, 2918153, 3378914, 4168790, 4337795, 4585669, 5836306, 8447285, 8675590, 9171338, 14590765, 16894570, 22928345, 29181530, 32099683, 45856690, 64199366, 160498415, 320996830]

約数ペア:

[(1, 320996830), (2, 160498415), (5, 64199366), (7, 45856690), (10, 32099683), (11, 29181530), (14, 22928345), (19, 16894570), (22, 14590765), (35, 9171338), (37, 8675590), (38, 8447285), (55, 5836306), (70, 4585669), (74, 4337795), (77, 4168790), (95, 3378914), (110, 2918153), (133, 2413510), (154, 2084395), (185, 1735118), (190, 1689457), (209, 1535870), (259, 1239370), (266, 1206755), (370, 867559), (385, 833758), (407, 788690), (418, 767935), (518, 619685), (593, 541310), (665, 482702), (703, 456610), (770, 416879), (814, 394345), (1045, 307174), (1186, 270655), (1295, 247874), (1330, 241351), (1406, 228305), (1463, 219410), (2035, 157738), (2090, 153587), (2590, 123937), (2849, 112670), (2926, 109705), (2965, 108262), (3515, 91322), (4070, 78869), (4151, 77330), (4921, 65230), (5698, 56335), (5930, 54131), (6523, 49210), (7030, 45661), (7315, 43882), (7733, 41510), (8302, 38665), (9842, 32615), (11267, 28490), (13046, 24605), (14245, 22534), (14630, 21941), (15466, 20755)]