87117840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{120997}}^1$

素因数の和:121016

約数の個数: 60

約数和(自身を含む): 292573164

約数和(自身を除く): 205455324

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 120997, 241994, 362991, 483988, 604985, 725982, 967976, 1088973, 1209970, 1451964, 1814955, 1935952, 2177946, 2419940, 2903928, 3629910, 4355892, 4839880, 5444865, 5807856, 7259820, 8711784, 9679760, 10889730, 14519640, 17423568, 21779460, 29039280, 43558920, 87117840]

約数ペア:

[(1, 87117840), (2, 43558920), (3, 29039280), (4, 21779460), (5, 17423568), (6, 14519640), (8, 10889730), (9, 9679760), (10, 8711784), (12, 7259820), (15, 5807856), (16, 5444865), (18, 4839880), (20, 4355892), (24, 3629910), (30, 2903928), (36, 2419940), (40, 2177946), (45, 1935952), (48, 1814955), (60, 1451964), (72, 1209970), (80, 1088973), (90, 967976), (120, 725982), (144, 604985), (180, 483988), (240, 362991), (360, 241994), (720, 120997)]