206539120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7993}}^1$

素因数の和:8042

約数の個数: 80

約数和(自身を含む): 535278240

約数和(自身を除く): 328739120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 760, 1292, 1360, 1520, 1615, 2584, 3230, 5168, 6460, 7993, 12920, 15986, 25840, 31972, 39965, 63944, 79930, 127888, 135881, 151867, 159860, 271762, 303734, 319720, 543524, 607468, 639440, 679405, 759335, 1087048, 1214936, 1358810, 1518670, 2174096, 2429872, 2581739, 2717620, 3037340, 5163478, 5435240, 6074680, 10326956, 10870480, 12149360, 12908695, 20653912, 25817390, 41307824, 51634780, 103269560, 206539120]

約数ペア:

[(1, 206539120), (2, 103269560), (4, 51634780), (5, 41307824), (8, 25817390), (10, 20653912), (16, 12908695), (17, 12149360), (19, 10870480), (20, 10326956), (34, 6074680), (38, 5435240), (40, 5163478), (68, 3037340), (76, 2717620), (80, 2581739), (85, 2429872), (95, 2174096), (136, 1518670), (152, 1358810), (170, 1214936), (190, 1087048), (272, 759335), (304, 679405), (323, 639440), (340, 607468), (380, 543524), (646, 319720), (680, 303734), (760, 271762), (1292, 159860), (1360, 151867), (1520, 135881), (1615, 127888), (2584, 79930), (3230, 63944), (5168, 39965), (6460, 31972), (7993, 25840), (12920, 15986)]