201815340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:276

約数の個数: 192

約数和(自身を含む): 638668800

約数和(自身を除く): 436853460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 30, 38, 43, 46, 57, 60, 69, 76, 86, 92, 95, 114, 115, 129, 138, 172, 179, 190, 215, 228, 230, 258, 276, 285, 345, 358, 380, 430, 437, 460, 516, 537, 570, 645, 690, 716, 817, 860, 874, 895, 989, 1074, 1140, 1290, 1311, 1380, 1634, 1748, 1790, 1978, 2148, 2185, 2451, 2580, 2622, 2685, 2967, 3268, 3401, 3580, 3956, 4085, 4117, 4370, 4902, 4945, 5244, 5370, 5934, 6555, 6802, 7697, 8170, 8234, 8740, 9804, 9890, 10203, 10740, 11868, 12255, 12351, 13110, 13604, 14835, 15394, 16340, 16468, 17005, 18791, 19780, 20406, 20585, 23091, 24510, 24702, 26220, 29670, 30788, 34010, 37582, 38485, 40812, 41170, 46182, 49020, 49404, 51015, 56373, 59340, 61755, 68020, 75164, 76970, 78223, 82340, 92364, 93955, 102030, 112746, 115455, 123510, 146243, 153940, 156446, 177031, 187910, 204060, 225492, 230910, 234669, 247020, 281865, 292486, 312892, 354062, 375820, 391115, 438729, 461820, 469338, 531093, 563730, 584972, 708124, 731215, 782230, 877458, 885155, 938676, 1062186, 1127460, 1173345, 1462430, 1564460, 1754916, 1770310, 2124372, 2193645, 2346690, 2655465, 2924860, 3363589, 3540620, 4387290, 4693380, 5310930, 6727178, 8774580, 10090767, 10621860, 13454356, 16817945, 20181534, 33635890, 40363068, 50453835, 67271780, 100907670, 201815340]

約数ペア:

[(1, 201815340), (2, 100907670), (3, 67271780), (4, 50453835), (5, 40363068), (6, 33635890), (10, 20181534), (12, 16817945), (15, 13454356), (19, 10621860), (20, 10090767), (23, 8774580), (30, 6727178), (38, 5310930), (43, 4693380), (46, 4387290), (57, 3540620), (60, 3363589), (69, 2924860), (76, 2655465), (86, 2346690), (92, 2193645), (95, 2124372), (114, 1770310), (115, 1754916), (129, 1564460), (138, 1462430), (172, 1173345), (179, 1127460), (190, 1062186), (215, 938676), (228, 885155), (230, 877458), (258, 782230), (276, 731215), (285, 708124), (345, 584972), (358, 563730), (380, 531093), (430, 469338), (437, 461820), (460, 438729), (516, 391115), (537, 375820), (570, 354062), (645, 312892), (690, 292486), (716, 281865), (817, 247020), (860, 234669), (874, 230910), (895, 225492), (989, 204060), (1074, 187910), (1140, 177031), (1290, 156446), (1311, 153940), (1380, 146243), (1634, 123510), (1748, 115455), (1790, 112746), (1978, 102030), (2148, 93955), (2185, 92364), (2451, 82340), (2580, 78223), (2622, 76970), (2685, 75164), (2967, 68020), (3268, 61755), (3401, 59340), (3580, 56373), (3956, 51015), (4085, 49404), (4117, 49020), (4370, 46182), (4902, 41170), (4945, 40812), (5244, 38485), (5370, 37582), (5934, 34010), (6555, 30788), (6802, 29670), (7697, 26220), (8170, 24702), (8234, 24510), (8740, 23091), (9804, 20585), (9890, 20406), (10203, 19780), (10740, 18791), (11868, 17005), (12255, 16468), (12351, 16340), (13110, 15394), (13604, 14835)]