140965020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6581}}^1$

素因数の和:6620

約数の個数: 144

約数和(自身を含む): 517503168

約数和(自身を除く): 376538148

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 4284, 5355, 6581, 7140, 10710, 13162, 19743, 21420, 26324, 32905, 39486, 46067, 59229, 65810, 78972, 92134, 98715, 111877, 118458, 131620, 138201, 184268, 197430, 223754, 230335, 236916, 276402, 296145, 335631, 394860, 414603, 447508, 460670, 552804, 559385, 592290, 671262, 691005, 783139, 829206, 921340, 1006893, 1118770, 1184580, 1342524, 1382010, 1566278, 1658412, 1678155, 2013786, 2073015, 2237540, 2349417, 2764020, 3132556, 3356310, 3915695, 4027572, 4146030, 4698834, 5034465, 6712620, 7048251, 7831390, 8292060, 9397668, 10068930, 11747085, 14096502, 15662780, 20137860, 23494170, 28193004, 35241255, 46988340, 70482510, 140965020]

約数ペア:

[(1, 140965020), (2, 70482510), (3, 46988340), (4, 35241255), (5, 28193004), (6, 23494170), (7, 20137860), (9, 15662780), (10, 14096502), (12, 11747085), (14, 10068930), (15, 9397668), (17, 8292060), (18, 7831390), (20, 7048251), (21, 6712620), (28, 5034465), (30, 4698834), (34, 4146030), (35, 4027572), (36, 3915695), (42, 3356310), (45, 3132556), (51, 2764020), (60, 2349417), (63, 2237540), (68, 2073015), (70, 2013786), (84, 1678155), (85, 1658412), (90, 1566278), (102, 1382010), (105, 1342524), (119, 1184580), (126, 1118770), (140, 1006893), (153, 921340), (170, 829206), (180, 783139), (204, 691005), (210, 671262), (238, 592290), (252, 559385), (255, 552804), (306, 460670), (315, 447508), (340, 414603), (357, 394860), (420, 335631), (476, 296145), (510, 276402), (595, 236916), (612, 230335), (630, 223754), (714, 197430), (765, 184268), (1020, 138201), (1071, 131620), (1190, 118458), (1260, 111877), (1428, 98715), (1530, 92134), (1785, 78972), (2142, 65810), (2380, 59229), (3060, 46067), (3570, 39486), (4284, 32905), (5355, 26324), (6581, 21420), (7140, 19743), (10710, 13162)]