30216320

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1523}}^1$

素因数の和:1573

約数の個数: 64

約数和(自身を含む): 74615040

約数和(自身を除く): 44398720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1523, 1984, 2480, 3046, 3968, 4960, 6092, 7615, 9920, 12184, 15230, 19840, 24368, 30460, 47213, 48736, 60920, 94426, 97472, 121840, 188852, 194944, 236065, 243680, 377704, 472130, 487360, 755408, 944260, 974720, 1510816, 1888520, 3021632, 3777040, 6043264, 7554080, 15108160, 30216320]

約数ペア:

[(1, 30216320), (2, 15108160), (4, 7554080), (5, 6043264), (8, 3777040), (10, 3021632), (16, 1888520), (20, 1510816), (31, 974720), (32, 944260), (40, 755408), (62, 487360), (64, 472130), (80, 377704), (124, 243680), (128, 236065), (155, 194944), (160, 188852), (248, 121840), (310, 97472), (320, 94426), (496, 60920), (620, 48736), (640, 47213), (992, 30460), (1240, 24368), (1523, 19840), (1984, 15230), (2480, 12184), (3046, 9920), (3968, 7615), (4960, 6092)]