218451095120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{907}}^1\times {\mathrm{97117}}^1$

素因数の和:98068

約数の個数: 80

約数和(自身を含む): 524866073088

約数和(自身を除く): 306414977968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 907, 1240, 1814, 2480, 3628, 4535, 7256, 9070, 14512, 18140, 28117, 36280, 56234, 72560, 97117, 112468, 140585, 194234, 224936, 281170, 388468, 449872, 485585, 562340, 776936, 971170, 1124680, 1553872, 1942340, 2249360, 3010627, 3884680, 6021254, 7769360, 12042508, 15053135, 24085016, 30106270, 48170032, 60212540, 88085119, 120425080, 176170238, 240850160, 352340476, 440425595, 704680952, 880851190, 1409361904, 1761702380, 2730638689, 3523404760, 5461277378, 7046809520, 10922554756, 13653193445, 21845109512, 27306386890, 43690219024, 54612773780, 109225547560, 218451095120]

約数ペア:

[(1, 218451095120), (2, 109225547560), (4, 54612773780), (5, 43690219024), (8, 27306386890), (10, 21845109512), (16, 13653193445), (20, 10922554756), (31, 7046809520), (40, 5461277378), (62, 3523404760), (80, 2730638689), (124, 1761702380), (155, 1409361904), (248, 880851190), (310, 704680952), (496, 440425595), (620, 352340476), (907, 240850160), (1240, 176170238), (1814, 120425080), (2480, 88085119), (3628, 60212540), (4535, 48170032), (7256, 30106270), (9070, 24085016), (14512, 15053135), (18140, 12042508), (28117, 7769360), (36280, 6021254), (56234, 3884680), (72560, 3010627), (97117, 2249360), (112468, 1942340), (140585, 1553872), (194234, 1124680), (224936, 971170), (281170, 776936), (388468, 562340), (449872, 485585)]