297156780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71777}}^1$

素因数の和:71815

約数の個数: 72

約数和(自身を含む): 940578912

約数和(自身を除く): 643422132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 71777, 143554, 215331, 287108, 358885, 430662, 645993, 717770, 861324, 1076655, 1291986, 1435540, 1650871, 2153310, 2583972, 3229965, 3301742, 4306620, 4952613, 6459930, 6603484, 8254355, 9905226, 12919860, 14857839, 16508710, 19810452, 24763065, 29715678, 33017420, 49526130, 59431356, 74289195, 99052260, 148578390, 297156780]

約数ペア:

[(1, 297156780), (2, 148578390), (3, 99052260), (4, 74289195), (5, 59431356), (6, 49526130), (9, 33017420), (10, 29715678), (12, 24763065), (15, 19810452), (18, 16508710), (20, 14857839), (23, 12919860), (30, 9905226), (36, 8254355), (45, 6603484), (46, 6459930), (60, 4952613), (69, 4306620), (90, 3301742), (92, 3229965), (115, 2583972), (138, 2153310), (180, 1650871), (207, 1435540), (230, 1291986), (276, 1076655), (345, 861324), (414, 717770), (460, 645993), (690, 430662), (828, 358885), (1035, 287108), (1380, 215331), (2070, 143554), (4140, 71777)]