651322620

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{13}}^3\times {\mathrm{61}}^1$

素因数の和:124

約数の個数: 288

約数和(自身を含む): 2255897280

約数和(自身を除く): 1604574660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 61, 65, 78, 81, 90, 108, 117, 122, 130, 135, 156, 162, 169, 180, 183, 195, 234, 243, 244, 260, 270, 305, 324, 338, 351, 366, 390, 405, 468, 486, 507, 540, 549, 585, 610, 676, 702, 732, 780, 793, 810, 845, 915, 972, 1014, 1053, 1098, 1170, 1215, 1220, 1404, 1521, 1586, 1620, 1647, 1690, 1755, 1830, 2028, 2106, 2196, 2197, 2340, 2379, 2430, 2535, 2745, 3042, 3159, 3172, 3294, 3380, 3510, 3660, 3965, 4212, 4394, 4563, 4758, 4860, 4941, 5070, 5265, 5490, 6084, 6318, 6588, 6591, 7020, 7137, 7605, 7930, 8235, 8788, 9126, 9516, 9882, 10140, 10309, 10530, 10980, 10985, 11895, 12636, 13182, 13689, 14274, 14823, 15210, 15795, 15860, 16470, 18252, 19764, 19773, 20618, 21060, 21411, 21970, 22815, 23790, 24705, 26364, 27378, 28548, 29646, 30420, 30927, 31590, 32940, 32955, 35685, 39546, 41067, 41236, 42822, 43940, 45630, 47580, 49410, 51545, 54756, 59292, 59319, 61854, 63180, 64233, 65910, 68445, 71370, 74115, 79092, 82134, 85644, 91260, 92781, 98820, 98865, 103090, 107055, 118638, 123708, 128466, 131820, 134017, 136890, 142740, 148230, 154635, 164268, 177957, 185562, 192699, 197730, 205335, 206180, 214110, 237276, 256932, 268034, 273780, 278343, 296460, 296595, 309270, 321165, 355914, 371124, 385398, 395460, 402051, 410670, 428220, 463905, 533871, 536068, 556686, 593190, 618540, 642330, 670085, 711828, 770796, 804102, 821340, 835029, 889785, 927810, 963495, 1067742, 1113372, 1186380, 1206153, 1284660, 1340170, 1391715, 1608204, 1670058, 1779570, 1855620, 1926990, 2010255, 2135484, 2412306, 2505087, 2669355, 2680340, 2783430, 3340116, 3559140, 3618459, 3853980, 4020510, 4175145, 4824612, 5010174, 5338710, 5566860, 6030765, 7236918, 8041020, 8350290, 10020348, 10677420, 10855377, 12061530, 12525435, 14473836, 16700580, 18092295, 21710754, 24123060, 25050870, 32566131, 36184590, 43421508, 50101740, 54276885, 65132262, 72369180, 108553770, 130264524, 162830655, 217107540, 325661310, 651322620]

約数ペア:

[(1, 651322620), (2, 325661310), (3, 217107540), (4, 162830655), (5, 130264524), (6, 108553770), (9, 72369180), (10, 65132262), (12, 54276885), (13, 50101740), (15, 43421508), (18, 36184590), (20, 32566131), (26, 25050870), (27, 24123060), (30, 21710754), (36, 18092295), (39, 16700580), (45, 14473836), (52, 12525435), (54, 12061530), (60, 10855377), (61, 10677420), (65, 10020348), (78, 8350290), (81, 8041020), (90, 7236918), (108, 6030765), (117, 5566860), (122, 5338710), (130, 5010174), (135, 4824612), (156, 4175145), (162, 4020510), (169, 3853980), (180, 3618459), (183, 3559140), (195, 3340116), (234, 2783430), (243, 2680340), (244, 2669355), (260, 2505087), (270, 2412306), (305, 2135484), (324, 2010255), (338, 1926990), (351, 1855620), (366, 1779570), (390, 1670058), (405, 1608204), (468, 1391715), (486, 1340170), (507, 1284660), (540, 1206153), (549, 1186380), (585, 1113372), (610, 1067742), (676, 963495), (702, 927810), (732, 889785), (780, 835029), (793, 821340), (810, 804102), (845, 770796), (915, 711828), (972, 670085), (1014, 642330), (1053, 618540), (1098, 593190), (1170, 556686), (1215, 536068), (1220, 533871), (1404, 463905), (1521, 428220), (1586, 410670), (1620, 402051), (1647, 395460), (1690, 385398), (1755, 371124), (1830, 355914), (2028, 321165), (2106, 309270), (2196, 296595), (2197, 296460), (2340, 278343), (2379, 273780), (2430, 268034), (2535, 256932), (2745, 237276), (3042, 214110), (3159, 206180), (3172, 205335), (3294, 197730), (3380, 192699), (3510, 185562), (3660, 177957), (3965, 164268), (4212, 154635), (4394, 148230), (4563, 142740), (4758, 136890), (4860, 134017), (4941, 131820), (5070, 128466), (5265, 123708), (5490, 118638), (6084, 107055), (6318, 103090), (6588, 98865), (6591, 98820), (7020, 92781), (7137, 91260), (7605, 85644), (7930, 82134), (8235, 79092), (8788, 74115), (9126, 71370), (9516, 68445), (9882, 65910), (10140, 64233), (10309, 63180), (10530, 61854), (10980, 59319), (10985, 59292), (11895, 54756), (12636, 51545), (13182, 49410), (13689, 47580), (14274, 45630), (14823, 43940), (15210, 42822), (15795, 41236), (15860, 41067), (16470, 39546), (18252, 35685), (19764, 32955), (19773, 32940), (20618, 31590), (21060, 30927), (21411, 30420), (21970, 29646), (22815, 28548), (23790, 27378), (24705, 26364)]