212470440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19457}}^1$

素因数の和:19491

約数の個数: 128

約数和(自身を含む): 784546560

約数和(自身を除く): 572076120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 19457, 38914, 58371, 77828, 97285, 116742, 136199, 155656, 194570, 233484, 252941, 272398, 291855, 389140, 408597, 466968, 505882, 544796, 583710, 680995, 758823, 778280, 817194, 1011764, 1089592, 1167420, 1264705, 1361990, 1517646, 1634388, 1770587, 2023528, 2042985, 2334840, 2529410, 2723980, 3035292, 3268776, 3541174, 3794115, 4085970, 5058820, 5311761, 5447960, 6070584, 7082348, 7588230, 8171940, 8852935, 10117640, 10623522, 14164696, 15176460, 16343880, 17705870, 21247044, 26558805, 30352920, 35411740, 42494088, 53117610, 70823480, 106235220, 212470440]

約数ペア:

[(1, 212470440), (2, 106235220), (3, 70823480), (4, 53117610), (5, 42494088), (6, 35411740), (7, 30352920), (8, 26558805), (10, 21247044), (12, 17705870), (13, 16343880), (14, 15176460), (15, 14164696), (20, 10623522), (21, 10117640), (24, 8852935), (26, 8171940), (28, 7588230), (30, 7082348), (35, 6070584), (39, 5447960), (40, 5311761), (42, 5058820), (52, 4085970), (56, 3794115), (60, 3541174), (65, 3268776), (70, 3035292), (78, 2723980), (84, 2529410), (91, 2334840), (104, 2042985), (105, 2023528), (120, 1770587), (130, 1634388), (140, 1517646), (156, 1361990), (168, 1264705), (182, 1167420), (195, 1089592), (210, 1011764), (260, 817194), (273, 778280), (280, 758823), (312, 680995), (364, 583710), (390, 544796), (420, 505882), (455, 466968), (520, 408597), (546, 389140), (728, 291855), (780, 272398), (840, 252941), (910, 233484), (1092, 194570), (1365, 155656), (1560, 136199), (1820, 116742), (2184, 97285), (2730, 77828), (3640, 58371), (5460, 38914), (10920, 19457)]