72121680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{100169}}^1$

素因数の和:100188

約数の個数: 60

約数和(自身を含む): 242211060

約数和(自身を除く): 170089380

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, 100169, 200338, 300507, 400676, 500845, 601014, 801352, 901521, 1001690, 1202028, 1502535, 1602704, 1803042, 2003380, 2404056, 3005070, 3606084, 4006760, 4507605, 4808112, 6010140, 7212168, 8013520, 9015210, 12020280, 14424336, 18030420, 24040560, 36060840, 72121680]

約数ペア:

[(1, 72121680), (2, 36060840), (3, 24040560), (4, 18030420), (5, 14424336), (6, 12020280), (8, 9015210), (9, 8013520), (10, 7212168), (12, 6010140), (15, 4808112), (16, 4507605), (18, 4006760), (20, 3606084), (24, 3005070), (30, 2404056), (36, 2003380), (40, 1803042), (45, 1602704), (48, 1502535), (60, 1202028), (72, 1001690), (80, 901521), (90, 801352), (120, 601014), (144, 500845), (180, 400676), (240, 300507), (360, 200338), (720, 100169)]