31653720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:159

約数の個数: 256

約数和(自身を含む): 124416000

約数和(自身を除く): 92762280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 53, 54, 56, 60, 63, 70, 72, 79, 84, 90, 105, 106, 108, 120, 126, 135, 140, 158, 159, 168, 180, 189, 210, 212, 216, 237, 252, 265, 270, 280, 315, 316, 318, 360, 371, 378, 395, 420, 424, 474, 477, 504, 530, 540, 553, 630, 632, 636, 711, 742, 756, 790, 795, 840, 945, 948, 954, 1060, 1080, 1106, 1113, 1185, 1260, 1272, 1422, 1431, 1484, 1512, 1580, 1590, 1659, 1855, 1890, 1896, 1908, 2120, 2133, 2212, 2226, 2370, 2385, 2520, 2765, 2844, 2862, 2968, 3160, 3180, 3318, 3339, 3555, 3710, 3780, 3816, 4187, 4266, 4424, 4452, 4740, 4770, 4977, 5530, 5565, 5688, 5724, 6360, 6636, 6678, 7110, 7155, 7420, 7560, 8295, 8374, 8532, 8904, 9480, 9540, 9954, 10017, 10665, 11060, 11130, 11448, 12561, 13272, 13356, 14220, 14310, 14840, 14931, 16590, 16695, 16748, 17064, 19080, 19908, 20034, 20935, 21330, 22120, 22260, 24885, 25122, 26712, 28440, 28620, 29309, 29862, 33180, 33390, 33496, 37683, 39816, 40068, 41870, 42660, 44520, 49770, 50085, 50244, 57240, 58618, 59724, 62805, 66360, 66780, 74655, 75366, 80136, 83740, 85320, 87927, 99540, 100170, 100488, 113049, 117236, 119448, 125610, 133560, 146545, 149310, 150732, 167480, 175854, 188415, 199080, 200340, 226098, 234472, 251220, 263781, 293090, 298620, 301464, 351708, 376830, 400680, 439635, 452196, 502440, 527562, 565245, 586180, 597240, 703416, 753660, 791343, 879270, 904392, 1055124, 1130490, 1172360, 1318905, 1507320, 1582686, 1758540, 2110248, 2260980, 2637810, 3165372, 3517080, 3956715, 4521960, 5275620, 6330744, 7913430, 10551240, 15826860, 31653720]

約数ペア:

[(1, 31653720), (2, 15826860), (3, 10551240), (4, 7913430), (5, 6330744), (6, 5275620), (7, 4521960), (8, 3956715), (9, 3517080), (10, 3165372), (12, 2637810), (14, 2260980), (15, 2110248), (18, 1758540), (20, 1582686), (21, 1507320), (24, 1318905), (27, 1172360), (28, 1130490), (30, 1055124), (35, 904392), (36, 879270), (40, 791343), (42, 753660), (45, 703416), (53, 597240), (54, 586180), (56, 565245), (60, 527562), (63, 502440), (70, 452196), (72, 439635), (79, 400680), (84, 376830), (90, 351708), (105, 301464), (106, 298620), (108, 293090), (120, 263781), (126, 251220), (135, 234472), (140, 226098), (158, 200340), (159, 199080), (168, 188415), (180, 175854), (189, 167480), (210, 150732), (212, 149310), (216, 146545), (237, 133560), (252, 125610), (265, 119448), (270, 117236), (280, 113049), (315, 100488), (316, 100170), (318, 99540), (360, 87927), (371, 85320), (378, 83740), (395, 80136), (420, 75366), (424, 74655), (474, 66780), (477, 66360), (504, 62805), (530, 59724), (540, 58618), (553, 57240), (630, 50244), (632, 50085), (636, 49770), (711, 44520), (742, 42660), (756, 41870), (790, 40068), (795, 39816), (840, 37683), (945, 33496), (948, 33390), (954, 33180), (1060, 29862), (1080, 29309), (1106, 28620), (1113, 28440), (1185, 26712), (1260, 25122), (1272, 24885), (1422, 22260), (1431, 22120), (1484, 21330), (1512, 20935), (1580, 20034), (1590, 19908), (1659, 19080), (1855, 17064), (1890, 16748), (1896, 16695), (1908, 16590), (2120, 14931), (2133, 14840), (2212, 14310), (2226, 14220), (2370, 13356), (2385, 13272), (2520, 12561), (2765, 11448), (2844, 11130), (2862, 11060), (2968, 10665), (3160, 10017), (3180, 9954), (3318, 9540), (3339, 9480), (3555, 8904), (3710, 8532), (3780, 8374), (3816, 8295), (4187, 7560), (4266, 7420), (4424, 7155), (4452, 7110), (4740, 6678), (4770, 6636), (4977, 6360), (5530, 5724), (5565, 5688)]