16491020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:100

約数の個数: 144

約数和(自身を含む): 46484928

約数和(自身を除く): 29993908

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 41, 52, 65, 68, 70, 82, 85, 91, 119, 130, 140, 164, 169, 170, 182, 205, 221, 238, 260, 287, 338, 340, 364, 410, 442, 455, 476, 533, 574, 595, 676, 697, 820, 845, 884, 910, 1066, 1105, 1148, 1183, 1190, 1394, 1435, 1547, 1690, 1820, 2132, 2210, 2366, 2380, 2665, 2788, 2870, 2873, 3094, 3380, 3485, 3731, 4420, 4732, 4879, 5330, 5740, 5746, 5915, 6188, 6929, 6970, 7462, 7735, 9061, 9758, 10660, 11492, 11830, 13858, 13940, 14365, 14924, 15470, 18122, 18655, 19516, 20111, 23660, 24395, 27716, 28730, 30940, 34645, 36244, 37310, 40222, 45305, 48503, 48790, 57460, 63427, 69290, 74620, 80444, 90610, 97006, 97580, 100555, 117793, 126854, 138580, 181220, 194012, 201110, 235586, 242515, 253708, 317135, 402220, 471172, 485030, 588965, 634270, 824551, 970060, 1177930, 1268540, 1649102, 2355860, 3298204, 4122755, 8245510, 16491020]

約数ペア:

[(1, 16491020), (2, 8245510), (4, 4122755), (5, 3298204), (7, 2355860), (10, 1649102), (13, 1268540), (14, 1177930), (17, 970060), (20, 824551), (26, 634270), (28, 588965), (34, 485030), (35, 471172), (41, 402220), (52, 317135), (65, 253708), (68, 242515), (70, 235586), (82, 201110), (85, 194012), (91, 181220), (119, 138580), (130, 126854), (140, 117793), (164, 100555), (169, 97580), (170, 97006), (182, 90610), (205, 80444), (221, 74620), (238, 69290), (260, 63427), (287, 57460), (338, 48790), (340, 48503), (364, 45305), (410, 40222), (442, 37310), (455, 36244), (476, 34645), (533, 30940), (574, 28730), (595, 27716), (676, 24395), (697, 23660), (820, 20111), (845, 19516), (884, 18655), (910, 18122), (1066, 15470), (1105, 14924), (1148, 14365), (1183, 13940), (1190, 13858), (1394, 11830), (1435, 11492), (1547, 10660), (1690, 9758), (1820, 9061), (2132, 7735), (2210, 7462), (2366, 6970), (2380, 6929), (2665, 6188), (2788, 5915), (2870, 5746), (2873, 5740), (3094, 5330), (3380, 4879), (3485, 4732), (3731, 4420)]