231663900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{311}}^1$

素因数の和:532

約数の個数: 144

約数和(自身を含む): 727953408

約数和(自身を除く): 496289508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 191, 195, 260, 300, 311, 325, 382, 390, 573, 622, 650, 764, 780, 933, 955, 975, 1146, 1244, 1300, 1555, 1866, 1910, 1950, 2292, 2483, 2865, 3110, 3732, 3820, 3900, 4043, 4665, 4775, 4966, 5730, 6220, 7449, 7775, 8086, 9330, 9550, 9932, 11460, 12129, 12415, 14325, 14898, 15550, 16172, 18660, 19100, 20215, 23325, 24258, 24830, 28650, 29796, 31100, 37245, 40430, 46650, 48516, 49660, 57300, 59401, 60645, 62075, 74490, 80860, 93300, 101075, 118802, 121290, 124150, 148980, 178203, 186225, 202150, 237604, 242580, 248300, 297005, 303225, 356406, 372450, 404300, 594010, 606450, 712812, 744900, 772213, 891015, 1188020, 1212900, 1485025, 1544426, 1782030, 2316639, 2970050, 3088852, 3564060, 3861065, 4455075, 4633278, 5940100, 7722130, 8910150, 9266556, 11583195, 15444260, 17820300, 19305325, 23166390, 38610650, 46332780, 57915975, 77221300, 115831950, 231663900]

約数ペア:

[(1, 231663900), (2, 115831950), (3, 77221300), (4, 57915975), (5, 46332780), (6, 38610650), (10, 23166390), (12, 19305325), (13, 17820300), (15, 15444260), (20, 11583195), (25, 9266556), (26, 8910150), (30, 7722130), (39, 5940100), (50, 4633278), (52, 4455075), (60, 3861065), (65, 3564060), (75, 3088852), (78, 2970050), (100, 2316639), (130, 1782030), (150, 1544426), (156, 1485025), (191, 1212900), (195, 1188020), (260, 891015), (300, 772213), (311, 744900), (325, 712812), (382, 606450), (390, 594010), (573, 404300), (622, 372450), (650, 356406), (764, 303225), (780, 297005), (933, 248300), (955, 242580), (975, 237604), (1146, 202150), (1244, 186225), (1300, 178203), (1555, 148980), (1866, 124150), (1910, 121290), (1950, 118802), (2292, 101075), (2483, 93300), (2865, 80860), (3110, 74490), (3732, 62075), (3820, 60645), (3900, 59401), (4043, 57300), (4665, 49660), (4775, 48516), (4966, 46650), (5730, 40430), (6220, 37245), (7449, 31100), (7775, 29796), (8086, 28650), (9330, 24830), (9550, 24258), (9932, 23325), (11460, 20215), (12129, 19100), (12415, 18660), (14325, 16172), (14898, 15550)]