218372700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:477

約数の個数: 288

約数和(自身を含む): 820503040

約数和(自身を除く): 602130340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 19, 20, 21, 25, 26, 28, 30, 35, 38, 39, 42, 50, 52, 57, 60, 65, 70, 75, 76, 78, 84, 91, 95, 100, 105, 114, 130, 133, 140, 150, 156, 175, 182, 190, 195, 210, 228, 247, 260, 266, 273, 285, 300, 325, 350, 364, 380, 390, 399, 420, 421, 455, 475, 494, 525, 532, 546, 570, 650, 665, 700, 741, 780, 798, 842, 910, 950, 975, 988, 1050, 1092, 1140, 1235, 1263, 1300, 1330, 1365, 1425, 1482, 1596, 1684, 1729, 1820, 1900, 1950, 1995, 2100, 2105, 2275, 2470, 2526, 2660, 2730, 2850, 2947, 2964, 3325, 3458, 3705, 3900, 3990, 4210, 4550, 4940, 5052, 5187, 5460, 5473, 5700, 5894, 6175, 6315, 6650, 6825, 6916, 7410, 7980, 7999, 8420, 8645, 8841, 9100, 9975, 10374, 10525, 10946, 11788, 12350, 12630, 13300, 13650, 14735, 14820, 15998, 16419, 17290, 17682, 18525, 19950, 20748, 21050, 21892, 23997, 24700, 25260, 25935, 27300, 27365, 29470, 31575, 31996, 32838, 34580, 35364, 37050, 38311, 39900, 39995, 42100, 43225, 44205, 47994, 51870, 54730, 55993, 58940, 63150, 65676, 73675, 74100, 76622, 79990, 82095, 86450, 88410, 95988, 103740, 103987, 109460, 111986, 114933, 119985, 126300, 129675, 136825, 147350, 153244, 159980, 164190, 167979, 172900, 176820, 191555, 199975, 207974, 221025, 223972, 229866, 239970, 259350, 273650, 279965, 294700, 311961, 328380, 335958, 383110, 399950, 410475, 415948, 442050, 459732, 479940, 518700, 519935, 547300, 559930, 574665, 599925, 623922, 671916, 727909, 766220, 799900, 820950, 839895, 884100, 957775, 1039870, 1119860, 1149330, 1199850, 1247844, 1399825, 1455818, 1559805, 1641900, 1679790, 1915550, 2079740, 2183727, 2298660, 2399700, 2599675, 2799650, 2873325, 2911636, 3119610, 3359580, 3639545, 3831100, 4199475, 4367454, 5199350, 5599300, 5746650, 6239220, 7279090, 7799025, 8398950, 8734908, 10398700, 10918635, 11493300, 14558180, 15598050, 16797900, 18197725, 21837270, 31196100, 36395450, 43674540, 54593175, 72790900, 109186350, 218372700]

約数ペア:

[(1, 218372700), (2, 109186350), (3, 72790900), (4, 54593175), (5, 43674540), (6, 36395450), (7, 31196100), (10, 21837270), (12, 18197725), (13, 16797900), (14, 15598050), (15, 14558180), (19, 11493300), (20, 10918635), (21, 10398700), (25, 8734908), (26, 8398950), (28, 7799025), (30, 7279090), (35, 6239220), (38, 5746650), (39, 5599300), (42, 5199350), (50, 4367454), (52, 4199475), (57, 3831100), (60, 3639545), (65, 3359580), (70, 3119610), (75, 2911636), (76, 2873325), (78, 2799650), (84, 2599675), (91, 2399700), (95, 2298660), (100, 2183727), (105, 2079740), (114, 1915550), (130, 1679790), (133, 1641900), (140, 1559805), (150, 1455818), (156, 1399825), (175, 1247844), (182, 1199850), (190, 1149330), (195, 1119860), (210, 1039870), (228, 957775), (247, 884100), (260, 839895), (266, 820950), (273, 799900), (285, 766220), (300, 727909), (325, 671916), (350, 623922), (364, 599925), (380, 574665), (390, 559930), (399, 547300), (420, 519935), (421, 518700), (455, 479940), (475, 459732), (494, 442050), (525, 415948), (532, 410475), (546, 399950), (570, 383110), (650, 335958), (665, 328380), (700, 311961), (741, 294700), (780, 279965), (798, 273650), (842, 259350), (910, 239970), (950, 229866), (975, 223972), (988, 221025), (1050, 207974), (1092, 199975), (1140, 191555), (1235, 176820), (1263, 172900), (1300, 167979), (1330, 164190), (1365, 159980), (1425, 153244), (1482, 147350), (1596, 136825), (1684, 129675), (1729, 126300), (1820, 119985), (1900, 114933), (1950, 111986), (1995, 109460), (2100, 103987), (2105, 103740), (2275, 95988), (2470, 88410), (2526, 86450), (2660, 82095), (2730, 79990), (2850, 76622), (2947, 74100), (2964, 73675), (3325, 65676), (3458, 63150), (3705, 58940), (3900, 55993), (3990, 54730), (4210, 51870), (4550, 47994), (4940, 44205), (5052, 43225), (5187, 42100), (5460, 39995), (5473, 39900), (5700, 38311), (5894, 37050), (6175, 35364), (6315, 34580), (6650, 32838), (6825, 31996), (6916, 31575), (7410, 29470), (7980, 27365), (7999, 27300), (8420, 25935), (8645, 25260), (8841, 24700), (9100, 23997), (9975, 21892), (10374, 21050), (10525, 20748), (10946, 19950), (11788, 18525), (12350, 17682), (12630, 17290), (13300, 16419), (13650, 15998), (14735, 14820)]