198805740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3559}}^1$

素因数の和:3604

約数の個数: 144

約数和(自身を含む): 681811200

約数和(自身を除く): 483005460

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, 931, 980, 1140, 1330, 1470, 1596, 1862, 1995, 2660, 2793, 2940, 3559, 3724, 3990, 4655, 5586, 7118, 7980, 9310, 10677, 11172, 13965, 14236, 17795, 18620, 21354, 24913, 27930, 35590, 42708, 49826, 53385, 55860, 67621, 71180, 74739, 99652, 106770, 124565, 135242, 149478, 174391, 202863, 213540, 249130, 270484, 298956, 338105, 348782, 373695, 405726, 473347, 498260, 523173, 676210, 697564, 747390, 811452, 871955, 946694, 1014315, 1046346, 1352420, 1420041, 1494780, 1743910, 1893388, 2028630, 2092692, 2366735, 2615865, 2840082, 3313429, 3487820, 4057260, 4733470, 5231730, 5680164, 6626858, 7100205, 9466940, 9940287, 10463460, 13253716, 14200410, 16567145, 19880574, 28400820, 33134290, 39761148, 49701435, 66268580, 99402870, 198805740]

約数ペア:

[(1, 198805740), (2, 99402870), (3, 66268580), (4, 49701435), (5, 39761148), (6, 33134290), (7, 28400820), (10, 19880574), (12, 16567145), (14, 14200410), (15, 13253716), (19, 10463460), (20, 9940287), (21, 9466940), (28, 7100205), (30, 6626858), (35, 5680164), (38, 5231730), (42, 4733470), (49, 4057260), (57, 3487820), (60, 3313429), (70, 2840082), (76, 2615865), (84, 2366735), (95, 2092692), (98, 2028630), (105, 1893388), (114, 1743910), (133, 1494780), (140, 1420041), (147, 1352420), (190, 1046346), (196, 1014315), (210, 946694), (228, 871955), (245, 811452), (266, 747390), (285, 697564), (294, 676210), (380, 523173), (399, 498260), (420, 473347), (490, 405726), (532, 373695), (570, 348782), (588, 338105), (665, 298956), (735, 270484), (798, 249130), (931, 213540), (980, 202863), (1140, 174391), (1330, 149478), (1470, 135242), (1596, 124565), (1862, 106770), (1995, 99652), (2660, 74739), (2793, 71180), (2940, 67621), (3559, 55860), (3724, 53385), (3990, 49826), (4655, 42708), (5586, 35590), (7118, 27930), (7980, 24913), (9310, 21354), (10677, 18620), (11172, 17795), (13965, 14236)]