22478720

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:164

約数の個数: 128

約数和(自身を含む): 61102080

約数和(自身を除く): 38623360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 103, 110, 124, 128, 155, 160, 176, 206, 220, 248, 310, 320, 341, 352, 412, 440, 496, 515, 620, 640, 682, 704, 824, 880, 992, 1030, 1133, 1240, 1364, 1408, 1648, 1705, 1760, 1984, 2060, 2266, 2480, 2728, 3193, 3296, 3410, 3520, 3968, 4120, 4532, 4960, 5456, 5665, 6386, 6592, 6820, 7040, 8240, 9064, 9920, 10912, 11330, 12772, 13184, 13640, 15965, 16480, 18128, 19840, 21824, 22660, 25544, 27280, 31930, 32960, 35123, 36256, 43648, 45320, 51088, 54560, 63860, 65920, 70246, 72512, 90640, 102176, 109120, 127720, 140492, 145024, 175615, 181280, 204352, 218240, 255440, 280984, 351230, 362560, 408704, 510880, 561968, 702460, 725120, 1021760, 1123936, 1404920, 2043520, 2247872, 2809840, 4495744, 5619680, 11239360, 22478720]

約数ペア:

[(1, 22478720), (2, 11239360), (4, 5619680), (5, 4495744), (8, 2809840), (10, 2247872), (11, 2043520), (16, 1404920), (20, 1123936), (22, 1021760), (31, 725120), (32, 702460), (40, 561968), (44, 510880), (55, 408704), (62, 362560), (64, 351230), (80, 280984), (88, 255440), (103, 218240), (110, 204352), (124, 181280), (128, 175615), (155, 145024), (160, 140492), (176, 127720), (206, 109120), (220, 102176), (248, 90640), (310, 72512), (320, 70246), (341, 65920), (352, 63860), (412, 54560), (440, 51088), (496, 45320), (515, 43648), (620, 36256), (640, 35123), (682, 32960), (704, 31930), (824, 27280), (880, 25544), (992, 22660), (1030, 21824), (1133, 19840), (1240, 18128), (1364, 16480), (1408, 15965), (1648, 13640), (1705, 13184), (1760, 12772), (1984, 11330), (2060, 10912), (2266, 9920), (2480, 9064), (2728, 8240), (3193, 7040), (3296, 6820), (3410, 6592), (3520, 6386), (3968, 5665), (4120, 5456), (4532, 4960)]