256413300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:223

約数の個数: 288

約数和(自身を含む): 898275840

約数和(自身を除く): 641862540

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 25, 26, 30, 33, 39, 43, 44, 50, 52, 55, 60, 65, 66, 75, 78, 86, 100, 110, 129, 130, 132, 139, 143, 150, 156, 165, 172, 195, 215, 220, 258, 260, 275, 278, 286, 300, 325, 330, 390, 417, 429, 430, 473, 516, 550, 556, 559, 572, 645, 650, 660, 695, 715, 780, 825, 834, 858, 860, 946, 975, 1075, 1100, 1118, 1290, 1300, 1390, 1419, 1430, 1529, 1650, 1668, 1677, 1716, 1807, 1892, 1950, 2085, 2145, 2150, 2236, 2365, 2580, 2780, 2795, 2838, 2860, 3058, 3225, 3300, 3354, 3475, 3575, 3614, 3900, 4170, 4290, 4300, 4587, 4730, 5421, 5590, 5676, 5977, 6116, 6149, 6450, 6708, 6950, 7095, 7150, 7228, 7645, 8340, 8385, 8580, 9035, 9174, 9460, 10425, 10725, 10842, 11180, 11825, 11954, 12298, 12900, 13900, 13975, 14190, 14300, 15290, 16770, 17931, 18070, 18348, 18447, 19877, 20850, 21450, 21684, 22935, 23650, 23908, 24596, 27105, 27950, 28380, 29885, 30580, 30745, 33540, 35475, 35862, 36140, 36894, 38225, 39754, 41700, 41925, 42900, 45175, 45870, 47300, 54210, 55900, 59631, 59770, 61490, 65747, 70950, 71724, 73788, 76450, 77701, 79508, 83850, 89655, 90350, 91740, 92235, 99385, 108420, 114675, 119262, 119540, 122980, 131494, 135525, 141900, 149425, 152900, 153725, 155402, 167700, 179310, 180700, 184470, 197241, 198770, 229350, 233103, 238524, 262988, 271050, 298155, 298850, 307450, 310804, 328735, 358620, 368940, 388505, 394482, 397540, 448275, 458700, 461175, 466206, 496925, 542100, 596310, 597700, 614900, 657470, 777010, 788964, 854711, 896550, 922350, 932412, 986205, 993850, 1165515, 1192620, 1314940, 1490775, 1554020, 1643675, 1709422, 1793100, 1844700, 1942525, 1972410, 1987700, 2331030, 2564133, 2981550, 3287350, 3418844, 3885050, 3944820, 4273555, 4662060, 4931025, 5128266, 5827575, 5963100, 6574700, 7770100, 8547110, 9862050, 10256532, 11655150, 12820665, 17094220, 19724100, 21367775, 23310300, 25641330, 42735550, 51282660, 64103325, 85471100, 128206650, 256413300]

約数ペア:

[(1, 256413300), (2, 128206650), (3, 85471100), (4, 64103325), (5, 51282660), (6, 42735550), (10, 25641330), (11, 23310300), (12, 21367775), (13, 19724100), (15, 17094220), (20, 12820665), (22, 11655150), (25, 10256532), (26, 9862050), (30, 8547110), (33, 7770100), (39, 6574700), (43, 5963100), (44, 5827575), (50, 5128266), (52, 4931025), (55, 4662060), (60, 4273555), (65, 3944820), (66, 3885050), (75, 3418844), (78, 3287350), (86, 2981550), (100, 2564133), (110, 2331030), (129, 1987700), (130, 1972410), (132, 1942525), (139, 1844700), (143, 1793100), (150, 1709422), (156, 1643675), (165, 1554020), (172, 1490775), (195, 1314940), (215, 1192620), (220, 1165515), (258, 993850), (260, 986205), (275, 932412), (278, 922350), (286, 896550), (300, 854711), (325, 788964), (330, 777010), (390, 657470), (417, 614900), (429, 597700), (430, 596310), (473, 542100), (516, 496925), (550, 466206), (556, 461175), (559, 458700), (572, 448275), (645, 397540), (650, 394482), (660, 388505), (695, 368940), (715, 358620), (780, 328735), (825, 310804), (834, 307450), (858, 298850), (860, 298155), (946, 271050), (975, 262988), (1075, 238524), (1100, 233103), (1118, 229350), (1290, 198770), (1300, 197241), (1390, 184470), (1419, 180700), (1430, 179310), (1529, 167700), (1650, 155402), (1668, 153725), (1677, 152900), (1716, 149425), (1807, 141900), (1892, 135525), (1950, 131494), (2085, 122980), (2145, 119540), (2150, 119262), (2236, 114675), (2365, 108420), (2580, 99385), (2780, 92235), (2795, 91740), (2838, 90350), (2860, 89655), (3058, 83850), (3225, 79508), (3300, 77701), (3354, 76450), (3475, 73788), (3575, 71724), (3614, 70950), (3900, 65747), (4170, 61490), (4290, 59770), (4300, 59631), (4587, 55900), (4730, 54210), (5421, 47300), (5590, 45870), (5676, 45175), (5977, 42900), (6116, 41925), (6149, 41700), (6450, 39754), (6708, 38225), (6950, 36894), (7095, 36140), (7150, 35862), (7228, 35475), (7645, 33540), (8340, 30745), (8385, 30580), (8580, 29885), (9035, 28380), (9174, 27950), (9460, 27105), (10425, 24596), (10725, 23908), (10842, 23650), (11180, 22935), (11825, 21684), (11954, 21450), (12298, 20850), (12900, 19877), (13900, 18447), (13975, 18348), (14190, 18070), (14300, 17931), (15290, 16770)]