1555366670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 3386759040

約数和(自身を除く): 1831392370

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 89, 101, 110, 121, 130, 143, 178, 202, 242, 286, 445, 505, 605, 715, 890, 979, 1010, 1111, 1157, 1210, 1313, 1331, 1430, 1573, 1958, 2222, 2314, 2626, 2662, 3146, 4895, 5555, 5785, 6565, 6655, 7865, 8989, 9790, 10769, 11110, 11570, 12221, 12727, 13130, 13310, 14443, 15730, 17303, 17978, 21538, 24442, 25454, 28886, 34606, 44945, 53845, 61105, 63635, 72215, 86515, 89890, 98879, 107690, 116857, 118459, 122210, 127270, 134431, 139997, 144430, 158873, 173030, 197758, 233714, 236918, 268862, 279994, 317746, 494395, 584285, 592295, 672155, 699985, 794365, 988790, 1087669, 1168570, 1184590, 1285427, 1344310, 1399970, 1539967, 1588730, 1747603, 2175338, 2570854, 3079934, 3495206, 5438345, 6427135, 7699835, 8738015, 10876690, 11964359, 12854270, 14139697, 15399670, 17476030, 23928718, 28279394, 59821795, 70698485, 119643590, 141396970, 155536667, 311073334, 777683335, 1555366670]

約数ペア:

[(1, 1555366670), (2, 777683335), (5, 311073334), (10, 155536667), (11, 141396970), (13, 119643590), (22, 70698485), (26, 59821795), (55, 28279394), (65, 23928718), (89, 17476030), (101, 15399670), (110, 14139697), (121, 12854270), (130, 11964359), (143, 10876690), (178, 8738015), (202, 7699835), (242, 6427135), (286, 5438345), (445, 3495206), (505, 3079934), (605, 2570854), (715, 2175338), (890, 1747603), (979, 1588730), (1010, 1539967), (1111, 1399970), (1157, 1344310), (1210, 1285427), (1313, 1184590), (1331, 1168570), (1430, 1087669), (1573, 988790), (1958, 794365), (2222, 699985), (2314, 672155), (2626, 592295), (2662, 584285), (3146, 494395), (4895, 317746), (5555, 279994), (5785, 268862), (6565, 236918), (6655, 233714), (7865, 197758), (8989, 173030), (9790, 158873), (10769, 144430), (11110, 139997), (11570, 134431), (12221, 127270), (12727, 122210), (13130, 118459), (13310, 116857), (14443, 107690), (15730, 98879), (17303, 89890), (17978, 86515), (21538, 72215), (24442, 63635), (25454, 61105), (28886, 53845), (34606, 44945)]