309458520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:415

約数の個数: 288

約数和(自身を含む): 1195618320

約数和(自身を除く): 886159800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 53, 56, 60, 63, 70, 72, 84, 90, 98, 105, 106, 120, 126, 140, 147, 159, 168, 180, 196, 210, 212, 245, 252, 265, 280, 294, 315, 318, 331, 360, 371, 392, 420, 424, 441, 477, 490, 504, 530, 588, 630, 636, 662, 735, 742, 795, 840, 882, 954, 980, 993, 1060, 1113, 1176, 1260, 1272, 1324, 1470, 1484, 1590, 1655, 1764, 1855, 1908, 1960, 1986, 2120, 2205, 2226, 2317, 2385, 2520, 2597, 2648, 2940, 2968, 2979, 3180, 3310, 3339, 3528, 3710, 3816, 3972, 4410, 4452, 4634, 4770, 4965, 5194, 5565, 5880, 5958, 6360, 6620, 6678, 6951, 7420, 7791, 7944, 8820, 8904, 9268, 9540, 9930, 10388, 11130, 11585, 11916, 12985, 13240, 13356, 13902, 14840, 14895, 15582, 16219, 16695, 17543, 17640, 18536, 19080, 19860, 20776, 20853, 22260, 23170, 23373, 23832, 25970, 26712, 27804, 29790, 31164, 32438, 33390, 34755, 35086, 38955, 39720, 41706, 44520, 46340, 46746, 48657, 51940, 52629, 55608, 59580, 62328, 64876, 66780, 69510, 70172, 77910, 81095, 83412, 87715, 92680, 93492, 97314, 103880, 104265, 105258, 116865, 119160, 122801, 129752, 133560, 139020, 140344, 145971, 155820, 157887, 162190, 166824, 175430, 186984, 194628, 208530, 210516, 233730, 243285, 245602, 263145, 278040, 291942, 311640, 315774, 324380, 350860, 368403, 389256, 417060, 421032, 467460, 486570, 491204, 526290, 583884, 614005, 631548, 648760, 701720, 729855, 736806, 789435, 834120, 859607, 934920, 973140, 982408, 1052580, 1105209, 1167768, 1228010, 1263096, 1459710, 1473612, 1578870, 1719214, 1842015, 1946280, 2105160, 2210418, 2456020, 2578821, 2919420, 2947224, 3157740, 3438428, 3684030, 4298035, 4420836, 4912040, 5157642, 5526045, 5838840, 6315480, 6876856, 7368060, 7736463, 8596070, 8841672, 10315284, 11052090, 12894105, 14736120, 15472926, 17192140, 20630568, 22104180, 25788210, 30945852, 34384280, 38682315, 44208360, 51576420, 61891704, 77364630, 103152840, 154729260, 309458520]

約数ペア:

[(1, 309458520), (2, 154729260), (3, 103152840), (4, 77364630), (5, 61891704), (6, 51576420), (7, 44208360), (8, 38682315), (9, 34384280), (10, 30945852), (12, 25788210), (14, 22104180), (15, 20630568), (18, 17192140), (20, 15472926), (21, 14736120), (24, 12894105), (28, 11052090), (30, 10315284), (35, 8841672), (36, 8596070), (40, 7736463), (42, 7368060), (45, 6876856), (49, 6315480), (53, 5838840), (56, 5526045), (60, 5157642), (63, 4912040), (70, 4420836), (72, 4298035), (84, 3684030), (90, 3438428), (98, 3157740), (105, 2947224), (106, 2919420), (120, 2578821), (126, 2456020), (140, 2210418), (147, 2105160), (159, 1946280), (168, 1842015), (180, 1719214), (196, 1578870), (210, 1473612), (212, 1459710), (245, 1263096), (252, 1228010), (265, 1167768), (280, 1105209), (294, 1052580), (315, 982408), (318, 973140), (331, 934920), (360, 859607), (371, 834120), (392, 789435), (420, 736806), (424, 729855), (441, 701720), (477, 648760), (490, 631548), (504, 614005), (530, 583884), (588, 526290), (630, 491204), (636, 486570), (662, 467460), (735, 421032), (742, 417060), (795, 389256), (840, 368403), (882, 350860), (954, 324380), (980, 315774), (993, 311640), (1060, 291942), (1113, 278040), (1176, 263145), (1260, 245602), (1272, 243285), (1324, 233730), (1470, 210516), (1484, 208530), (1590, 194628), (1655, 186984), (1764, 175430), (1855, 166824), (1908, 162190), (1960, 157887), (1986, 155820), (2120, 145971), (2205, 140344), (2226, 139020), (2317, 133560), (2385, 129752), (2520, 122801), (2597, 119160), (2648, 116865), (2940, 105258), (2968, 104265), (2979, 103880), (3180, 97314), (3310, 93492), (3339, 92680), (3528, 87715), (3710, 83412), (3816, 81095), (3972, 77910), (4410, 70172), (4452, 69510), (4634, 66780), (4770, 64876), (4965, 62328), (5194, 59580), (5565, 55608), (5880, 52629), (5958, 51940), (6360, 48657), (6620, 46746), (6678, 46340), (6951, 44520), (7420, 41706), (7791, 39720), (7944, 38955), (8820, 35086), (8904, 34755), (9268, 33390), (9540, 32438), (9930, 31164), (10388, 29790), (11130, 27804), (11585, 26712), (11916, 25970), (12985, 23832), (13240, 23373), (13356, 23170), (13902, 22260), (14840, 20853), (14895, 20776), (15582, 19860), (16219, 19080), (16695, 18536), (17543, 17640)]