431279440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{7561}}^1$

素因数の和:7628

約数の個数: 80

約数和(自身を含む): 1080216576

約数和(自身を除く): 648937136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 460, 496, 620, 713, 920, 1240, 1426, 1840, 2480, 2852, 3565, 5704, 7130, 7561, 11408, 14260, 15122, 28520, 30244, 37805, 57040, 60488, 75610, 120976, 151220, 173903, 234391, 302440, 347806, 468782, 604880, 695612, 869515, 937564, 1171955, 1391224, 1739030, 1875128, 2343910, 2782448, 3478060, 3750256, 4687820, 5390993, 6956120, 9375640, 10781986, 13912240, 18751280, 21563972, 26954965, 43127944, 53909930, 86255888, 107819860, 215639720, 431279440]

約数ペア:

[(1, 431279440), (2, 215639720), (4, 107819860), (5, 86255888), (8, 53909930), (10, 43127944), (16, 26954965), (20, 21563972), (23, 18751280), (31, 13912240), (40, 10781986), (46, 9375640), (62, 6956120), (80, 5390993), (92, 4687820), (115, 3750256), (124, 3478060), (155, 2782448), (184, 2343910), (230, 1875128), (248, 1739030), (310, 1391224), (368, 1171955), (460, 937564), (496, 869515), (620, 695612), (713, 604880), (920, 468782), (1240, 347806), (1426, 302440), (1840, 234391), (2480, 173903), (2852, 151220), (3565, 120976), (5704, 75610), (7130, 60488), (7561, 57040), (11408, 37805), (14260, 30244), (15122, 28520)]