17381280

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{739}}^1$

素因数の和:771

約数の個数: 144

約数和(自身を含む): 63776160

約数和(自身を除く): 46394880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 739, 784, 840, 980, 1120, 1176, 1470, 1478, 1568, 1680, 1960, 2217, 2352, 2940, 2956, 3360, 3695, 3920, 4434, 4704, 5173, 5880, 5912, 7390, 7840, 8868, 10346, 11085, 11760, 11824, 14780, 15519, 17736, 20692, 22170, 23520, 23648, 25865, 29560, 31038, 35472, 36211, 41384, 44340, 51730, 59120, 62076, 70944, 72422, 77595, 82768, 88680, 103460, 108633, 118240, 124152, 144844, 155190, 165536, 177360, 181055, 206920, 217266, 248304, 289688, 310380, 354720, 362110, 413840, 434532, 496608, 543165, 579376, 620760, 724220, 827680, 869064, 1086330, 1158752, 1241520, 1448440, 1738128, 2172660, 2483040, 2896880, 3476256, 4345320, 5793760, 8690640, 17381280]

約数ペア:

[(1, 17381280), (2, 8690640), (3, 5793760), (4, 4345320), (5, 3476256), (6, 2896880), (7, 2483040), (8, 2172660), (10, 1738128), (12, 1448440), (14, 1241520), (15, 1158752), (16, 1086330), (20, 869064), (21, 827680), (24, 724220), (28, 620760), (30, 579376), (32, 543165), (35, 496608), (40, 434532), (42, 413840), (48, 362110), (49, 354720), (56, 310380), (60, 289688), (70, 248304), (80, 217266), (84, 206920), (96, 181055), (98, 177360), (105, 165536), (112, 155190), (120, 144844), (140, 124152), (147, 118240), (160, 108633), (168, 103460), (196, 88680), (210, 82768), (224, 77595), (240, 72422), (245, 70944), (280, 62076), (294, 59120), (336, 51730), (392, 44340), (420, 41384), (480, 36211), (490, 35472), (560, 31038), (588, 29560), (672, 25865), (735, 23648), (739, 23520), (784, 22170), (840, 20692), (980, 17736), (1120, 15519), (1176, 14780), (1470, 11824), (1478, 11760), (1568, 11085), (1680, 10346), (1960, 8868), (2217, 7840), (2352, 7390), (2940, 5912), (2956, 5880), (3360, 5173), (3695, 4704), (3920, 4434)]