220749410

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:352

約数の個数: 96

約数和(自身を含む): 492972480

約数和(自身を除く): 272223070

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 131, 133, 181, 190, 245, 262, 266, 362, 490, 655, 665, 905, 917, 931, 1267, 1310, 1330, 1810, 1834, 1862, 2489, 2534, 3439, 4585, 4655, 4978, 6335, 6419, 6878, 8869, 9170, 9310, 12445, 12670, 12838, 17195, 17423, 17738, 23711, 24073, 24890, 32095, 34390, 34846, 44345, 47422, 48146, 64190, 87115, 88690, 118555, 120365, 121961, 165977, 168511, 174230, 237110, 240730, 243922, 331954, 337022, 450509, 609805, 829885, 842555, 901018, 1161839, 1219610, 1659770, 1685110, 2252545, 2323678, 3153563, 4505090, 5809195, 6307126, 11618390, 15767815, 22074941, 31535630, 44149882, 110374705, 220749410]

約数ペア:

[(1, 220749410), (2, 110374705), (5, 44149882), (7, 31535630), (10, 22074941), (14, 15767815), (19, 11618390), (35, 6307126), (38, 5809195), (49, 4505090), (70, 3153563), (95, 2323678), (98, 2252545), (131, 1685110), (133, 1659770), (181, 1219610), (190, 1161839), (245, 901018), (262, 842555), (266, 829885), (362, 609805), (490, 450509), (655, 337022), (665, 331954), (905, 243922), (917, 240730), (931, 237110), (1267, 174230), (1310, 168511), (1330, 165977), (1810, 121961), (1834, 120365), (1862, 118555), (2489, 88690), (2534, 87115), (3439, 64190), (4585, 48146), (4655, 47422), (4978, 44345), (6335, 34846), (6419, 34390), (6878, 32095), (8869, 24890), (9170, 24073), (9310, 23711), (12445, 17738), (12670, 17423), (12838, 17195)]