18405870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{659}}^1$

素因数の和:702

約数の個数: 96

約数和(自身を含む): 54172800

約数和(自身を除く): 35766930

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 49, 57, 70, 95, 98, 105, 114, 133, 147, 190, 210, 245, 266, 285, 294, 399, 490, 570, 659, 665, 735, 798, 931, 1318, 1330, 1470, 1862, 1977, 1995, 2793, 3295, 3954, 3990, 4613, 4655, 5586, 6590, 9226, 9310, 9885, 12521, 13839, 13965, 19770, 23065, 25042, 27678, 27930, 32291, 37563, 46130, 62605, 64582, 69195, 75126, 87647, 96873, 125210, 138390, 161455, 175294, 187815, 193746, 262941, 322910, 375630, 438235, 484365, 525882, 613529, 876470, 968730, 1227058, 1314705, 1840587, 2629410, 3067645, 3681174, 6135290, 9202935, 18405870]

約数ペア:

[(1, 18405870), (2, 9202935), (3, 6135290), (5, 3681174), (6, 3067645), (7, 2629410), (10, 1840587), (14, 1314705), (15, 1227058), (19, 968730), (21, 876470), (30, 613529), (35, 525882), (38, 484365), (42, 438235), (49, 375630), (57, 322910), (70, 262941), (95, 193746), (98, 187815), (105, 175294), (114, 161455), (133, 138390), (147, 125210), (190, 96873), (210, 87647), (245, 75126), (266, 69195), (285, 64582), (294, 62605), (399, 46130), (490, 37563), (570, 32291), (659, 27930), (665, 27678), (735, 25042), (798, 23065), (931, 19770), (1318, 13965), (1330, 13839), (1470, 12521), (1862, 9885), (1977, 9310), (1995, 9226), (2793, 6590), (3295, 5586), (3954, 4655), (3990, 4613)]