49547820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{887}}^1$

素因数の和:932

約数の個数: 144

約数和(自身を含む): 170069760

約数和(自身を除く): 120521940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 570, 588, 665, 735, 798, 887, 931, 980, 1140, 1330, 1470, 1596, 1774, 1862, 1995, 2660, 2661, 2793, 2940, 3548, 3724, 3990, 4435, 4655, 5322, 5586, 6209, 7980, 8870, 9310, 10644, 11172, 12418, 13305, 13965, 16853, 17740, 18620, 18627, 24836, 26610, 27930, 31045, 33706, 37254, 43463, 50559, 53220, 55860, 62090, 67412, 74508, 84265, 86926, 93135, 101118, 117971, 124180, 130389, 168530, 173852, 186270, 202236, 217315, 235942, 252795, 260778, 337060, 353913, 372540, 434630, 471884, 505590, 521556, 589855, 651945, 707826, 825797, 869260, 1011180, 1179710, 1303890, 1415652, 1651594, 1769565, 2359420, 2477391, 2607780, 3303188, 3539130, 4128985, 4954782, 7078260, 8257970, 9909564, 12386955, 16515940, 24773910, 49547820]

約数ペア:

[(1, 49547820), (2, 24773910), (3, 16515940), (4, 12386955), (5, 9909564), (6, 8257970), (7, 7078260), (10, 4954782), (12, 4128985), (14, 3539130), (15, 3303188), (19, 2607780), (20, 2477391), (21, 2359420), (28, 1769565), (30, 1651594), (35, 1415652), (38, 1303890), (42, 1179710), (49, 1011180), (57, 869260), (60, 825797), (70, 707826), (76, 651945), (84, 589855), (95, 521556), (98, 505590), (105, 471884), (114, 434630), (133, 372540), (140, 353913), (147, 337060), (190, 260778), (196, 252795), (210, 235942), (228, 217315), (245, 202236), (266, 186270), (285, 173852), (294, 168530), (380, 130389), (399, 124180), (420, 117971), (490, 101118), (532, 93135), (570, 86926), (588, 84265), (665, 74508), (735, 67412), (798, 62090), (887, 55860), (931, 53220), (980, 50559), (1140, 43463), (1330, 37254), (1470, 33706), (1596, 31045), (1774, 27930), (1862, 26610), (1995, 24836), (2660, 18627), (2661, 18620), (2793, 17740), (2940, 16853), (3548, 13965), (3724, 13305), (3990, 12418), (4435, 11172), (4655, 10644), (5322, 9310), (5586, 8870), (6209, 7980)]