309210120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:420

約数の個数: 192

約数和(自身を含む): 1051315200

約数和(自身を除く): 742105080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 103, 120, 124, 155, 180, 186, 206, 248, 269, 279, 309, 310, 360, 372, 412, 465, 515, 538, 558, 618, 620, 744, 807, 824, 927, 930, 1030, 1076, 1116, 1236, 1240, 1345, 1395, 1545, 1614, 1854, 1860, 2060, 2152, 2232, 2421, 2472, 2690, 2790, 3090, 3193, 3228, 3708, 3720, 4035, 4120, 4635, 4842, 5380, 5580, 6180, 6386, 6456, 7416, 8070, 8339, 9270, 9579, 9684, 10760, 11160, 12105, 12360, 12772, 15965, 16140, 16678, 18540, 19158, 19368, 24210, 25017, 25544, 27707, 28737, 31930, 32280, 33356, 37080, 38316, 41695, 47895, 48420, 50034, 55414, 57474, 63860, 66712, 75051, 76632, 83121, 83390, 95790, 96840, 100068, 110828, 114948, 125085, 127720, 138535, 143685, 150102, 166242, 166780, 191580, 200136, 221656, 229896, 249363, 250170, 277070, 287370, 300204, 332484, 333560, 375255, 383160, 415605, 498726, 500340, 554140, 574740, 600408, 664968, 750510, 831210, 858917, 997452, 1000680, 1108280, 1149480, 1246815, 1501020, 1662420, 1717834, 1994904, 2493630, 2576751, 3002040, 3324840, 3435668, 4294585, 4987260, 5153502, 6871336, 7730253, 8589170, 9974520, 10307004, 12883755, 15460506, 17178340, 20614008, 25767510, 30921012, 34356680, 38651265, 51535020, 61842024, 77302530, 103070040, 154605060, 309210120]

約数ペア:

[(1, 309210120), (2, 154605060), (3, 103070040), (4, 77302530), (5, 61842024), (6, 51535020), (8, 38651265), (9, 34356680), (10, 30921012), (12, 25767510), (15, 20614008), (18, 17178340), (20, 15460506), (24, 12883755), (30, 10307004), (31, 9974520), (36, 8589170), (40, 7730253), (45, 6871336), (60, 5153502), (62, 4987260), (72, 4294585), (90, 3435668), (93, 3324840), (103, 3002040), (120, 2576751), (124, 2493630), (155, 1994904), (180, 1717834), (186, 1662420), (206, 1501020), (248, 1246815), (269, 1149480), (279, 1108280), (309, 1000680), (310, 997452), (360, 858917), (372, 831210), (412, 750510), (465, 664968), (515, 600408), (538, 574740), (558, 554140), (618, 500340), (620, 498726), (744, 415605), (807, 383160), (824, 375255), (927, 333560), (930, 332484), (1030, 300204), (1076, 287370), (1116, 277070), (1236, 250170), (1240, 249363), (1345, 229896), (1395, 221656), (1545, 200136), (1614, 191580), (1854, 166780), (1860, 166242), (2060, 150102), (2152, 143685), (2232, 138535), (2421, 127720), (2472, 125085), (2690, 114948), (2790, 110828), (3090, 100068), (3193, 96840), (3228, 95790), (3708, 83390), (3720, 83121), (4035, 76632), (4120, 75051), (4635, 66712), (4842, 63860), (5380, 57474), (5580, 55414), (6180, 50034), (6386, 48420), (6456, 47895), (7416, 41695), (8070, 38316), (8339, 37080), (9270, 33356), (9579, 32280), (9684, 31930), (10760, 28737), (11160, 27707), (12105, 25544), (12360, 25017), (12772, 24210), (15965, 19368), (16140, 19158), (16678, 18540)]