120903100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:995

約数の個数: 72

約数和(自身を含む): 277426688

約数和(自身を除く): 156523588

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 43, 50, 62, 86, 100, 124, 155, 172, 215, 310, 430, 620, 775, 860, 907, 1075, 1333, 1550, 1814, 2150, 2666, 3100, 3628, 4300, 4535, 5332, 6665, 9070, 13330, 18140, 22675, 26660, 28117, 33325, 39001, 45350, 56234, 66650, 78002, 90700, 112468, 133300, 140585, 156004, 195005, 281170, 390010, 562340, 702925, 780020, 975025, 1209031, 1405850, 1950050, 2418062, 2811700, 3900100, 4836124, 6045155, 12090310, 24180620, 30225775, 60451550, 120903100]

約数ペア:

[(1, 120903100), (2, 60451550), (4, 30225775), (5, 24180620), (10, 12090310), (20, 6045155), (25, 4836124), (31, 3900100), (43, 2811700), (50, 2418062), (62, 1950050), (86, 1405850), (100, 1209031), (124, 975025), (155, 780020), (172, 702925), (215, 562340), (310, 390010), (430, 281170), (620, 195005), (775, 156004), (860, 140585), (907, 133300), (1075, 112468), (1333, 90700), (1550, 78002), (1814, 66650), (2150, 56234), (2666, 45350), (3100, 39001), (3628, 33325), (4300, 28117), (4535, 26660), (5332, 22675), (6665, 18140), (9070, 13330)]