198894720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{103591}}^1$

素因数の和:103613

約数の個数: 64

約数和(自身を含む): 633983040

約数和(自身を除く): 435088320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 103591, 207182, 310773, 414364, 517955, 621546, 828728, 1035910, 1243092, 1553865, 1657456, 2071820, 2486184, 3107730, 3314912, 4143640, 4972368, 6215460, 6629824, 8287280, 9944736, 12430920, 13259648, 16574560, 19889472, 24861840, 33149120, 39778944, 49723680, 66298240, 99447360, 198894720]

約数ペア:

[(1, 198894720), (2, 99447360), (3, 66298240), (4, 49723680), (5, 39778944), (6, 33149120), (8, 24861840), (10, 19889472), (12, 16574560), (15, 13259648), (16, 12430920), (20, 9944736), (24, 8287280), (30, 6629824), (32, 6215460), (40, 4972368), (48, 4143640), (60, 3314912), (64, 3107730), (80, 2486184), (96, 2071820), (120, 1657456), (128, 1553865), (160, 1243092), (192, 1035910), (240, 828728), (320, 621546), (384, 517955), (480, 414364), (640, 310773), (960, 207182), (1920, 103591)]