19287450

素因数分解:

$2^1\times 3^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:198

約数の個数: 192

約数和(自身を含む): 65829120

約数和(自身を除く): 46541670

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 25, 26, 27, 30, 35, 39, 42, 45, 50, 54, 63, 65, 70, 75, 78, 90, 91, 105, 117, 126, 130, 135, 150, 157, 175, 182, 189, 195, 210, 225, 234, 270, 273, 314, 315, 325, 350, 351, 378, 390, 450, 455, 471, 525, 546, 585, 630, 650, 675, 702, 785, 819, 910, 942, 945, 975, 1050, 1099, 1170, 1350, 1365, 1413, 1570, 1575, 1638, 1755, 1890, 1950, 2041, 2198, 2275, 2355, 2457, 2730, 2826, 2925, 3150, 3297, 3510, 3925, 4082, 4095, 4239, 4550, 4710, 4725, 4914, 5495, 5850, 6123, 6594, 6825, 7065, 7850, 8190, 8478, 8775, 9450, 9891, 10205, 10990, 11775, 12246, 12285, 13650, 14130, 14287, 16485, 17550, 18369, 19782, 20410, 20475, 21195, 23550, 24570, 27475, 28574, 29673, 30615, 32970, 35325, 36738, 40950, 42390, 42861, 49455, 51025, 54950, 55107, 59346, 61230, 61425, 70650, 71435, 82425, 85722, 91845, 98910, 102050, 105975, 110214, 122850, 128583, 142870, 148365, 153075, 164850, 183690, 211950, 214305, 247275, 257166, 275535, 296730, 306150, 357175, 385749, 428610, 459225, 494550, 551070, 642915, 714350, 741825, 771498, 918450, 1071525, 1285830, 1377675, 1483650, 1928745, 2143050, 2755350, 3214575, 3857490, 6429150, 9643725, 19287450]

約数ペア:

[(1, 19287450), (2, 9643725), (3, 6429150), (5, 3857490), (6, 3214575), (7, 2755350), (9, 2143050), (10, 1928745), (13, 1483650), (14, 1377675), (15, 1285830), (18, 1071525), (21, 918450), (25, 771498), (26, 741825), (27, 714350), (30, 642915), (35, 551070), (39, 494550), (42, 459225), (45, 428610), (50, 385749), (54, 357175), (63, 306150), (65, 296730), (70, 275535), (75, 257166), (78, 247275), (90, 214305), (91, 211950), (105, 183690), (117, 164850), (126, 153075), (130, 148365), (135, 142870), (150, 128583), (157, 122850), (175, 110214), (182, 105975), (189, 102050), (195, 98910), (210, 91845), (225, 85722), (234, 82425), (270, 71435), (273, 70650), (314, 61425), (315, 61230), (325, 59346), (350, 55107), (351, 54950), (378, 51025), (390, 49455), (450, 42861), (455, 42390), (471, 40950), (525, 36738), (546, 35325), (585, 32970), (630, 30615), (650, 29673), (675, 28574), (702, 27475), (785, 24570), (819, 23550), (910, 21195), (942, 20475), (945, 20410), (975, 19782), (1050, 18369), (1099, 17550), (1170, 16485), (1350, 14287), (1365, 14130), (1413, 13650), (1570, 12285), (1575, 12246), (1638, 11775), (1755, 10990), (1890, 10205), (1950, 9891), (2041, 9450), (2198, 8775), (2275, 8478), (2355, 8190), (2457, 7850), (2730, 7065), (2826, 6825), (2925, 6594), (3150, 6123), (3297, 5850), (3510, 5495), (3925, 4914), (4082, 4725), (4095, 4710), (4239, 4550)]