121252140

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:494

約数の個数: 144

約数和(自身を含む): 388620960

約数和(自身を除く): 267368820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 81, 90, 108, 122, 135, 162, 180, 183, 243, 244, 270, 305, 324, 366, 405, 409, 486, 540, 549, 610, 732, 810, 818, 915, 972, 1098, 1215, 1220, 1227, 1620, 1636, 1647, 1830, 2045, 2196, 2430, 2454, 2745, 3294, 3660, 3681, 4090, 4860, 4908, 4941, 5490, 6135, 6588, 7362, 8180, 8235, 9882, 10980, 11043, 12270, 14724, 14823, 16470, 18405, 19764, 22086, 24540, 24705, 24949, 29646, 32940, 33129, 36810, 44172, 49410, 49898, 55215, 59292, 66258, 73620, 74115, 74847, 98820, 99387, 99796, 110430, 124745, 132516, 148230, 149694, 165645, 198774, 220860, 224541, 249490, 296460, 299388, 331290, 374235, 397548, 449082, 496935, 498980, 662580, 673623, 748470, 898164, 993870, 1122705, 1347246, 1496940, 1987740, 2020869, 2245410, 2694492, 3368115, 4041738, 4490820, 6062607, 6736230, 8083476, 10104345, 12125214, 13472460, 20208690, 24250428, 30313035, 40417380, 60626070, 121252140]

約数ペア:

[(1, 121252140), (2, 60626070), (3, 40417380), (4, 30313035), (5, 24250428), (6, 20208690), (9, 13472460), (10, 12125214), (12, 10104345), (15, 8083476), (18, 6736230), (20, 6062607), (27, 4490820), (30, 4041738), (36, 3368115), (45, 2694492), (54, 2245410), (60, 2020869), (61, 1987740), (81, 1496940), (90, 1347246), (108, 1122705), (122, 993870), (135, 898164), (162, 748470), (180, 673623), (183, 662580), (243, 498980), (244, 496935), (270, 449082), (305, 397548), (324, 374235), (366, 331290), (405, 299388), (409, 296460), (486, 249490), (540, 224541), (549, 220860), (610, 198774), (732, 165645), (810, 149694), (818, 148230), (915, 132516), (972, 124745), (1098, 110430), (1215, 99796), (1220, 99387), (1227, 98820), (1620, 74847), (1636, 74115), (1647, 73620), (1830, 66258), (2045, 59292), (2196, 55215), (2430, 49898), (2454, 49410), (2745, 44172), (3294, 36810), (3660, 33129), (3681, 32940), (4090, 29646), (4860, 24949), (4908, 24705), (4941, 24540), (5490, 22086), (6135, 19764), (6588, 18405), (7362, 16470), (8180, 14823), (8235, 14724), (9882, 12270), (10980, 11043)]