20196262380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{769}}^1\times {\mathrm{8933}}^1$

素因数の和:9728

約数の個数: 144

約数和(自身を含む): 65875027680

約数和(自身を除く): 45678765300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 769, 980, 1470, 1538, 2307, 2940, 3076, 3845, 4614, 5383, 7690, 8933, 9228, 10766, 11535, 15380, 16149, 17866, 21532, 23070, 26799, 26915, 32298, 35732, 37681, 44665, 46140, 53598, 53830, 62531, 64596, 75362, 80745, 89330, 107196, 107660, 113043, 125062, 133995, 150724, 161490, 178660, 187593, 188405, 226086, 250124, 267990, 312655, 322980, 375186, 376810, 437717, 452172, 535980, 565215, 625310, 750372, 753620, 875434, 937965, 1130430, 1250620, 1313151, 1750868, 1875930, 2188585, 2260860, 2626302, 3751860, 4377170, 5252604, 6565755, 6869477, 8754340, 13131510, 13738954, 20608431, 26263020, 27477908, 34347385, 41216862, 48086339, 68694770, 82433724, 96172678, 103042155, 137389540, 144259017, 192345356, 206084310, 240431695, 288518034, 336604373, 412168620, 480863390, 577036068, 673208746, 721295085, 961726780, 1009813119, 1346417492, 1442590170, 1683021865, 2019626238, 2885180340, 3366043730, 4039252476, 5049065595, 6732087460, 10098131190, 20196262380]

約数ペア:

[(1, 20196262380), (2, 10098131190), (3, 6732087460), (4, 5049065595), (5, 4039252476), (6, 3366043730), (7, 2885180340), (10, 2019626238), (12, 1683021865), (14, 1442590170), (15, 1346417492), (20, 1009813119), (21, 961726780), (28, 721295085), (30, 673208746), (35, 577036068), (42, 480863390), (49, 412168620), (60, 336604373), (70, 288518034), (84, 240431695), (98, 206084310), (105, 192345356), (140, 144259017), (147, 137389540), (196, 103042155), (210, 96172678), (245, 82433724), (294, 68694770), (420, 48086339), (490, 41216862), (588, 34347385), (735, 27477908), (769, 26263020), (980, 20608431), (1470, 13738954), (1538, 13131510), (2307, 8754340), (2940, 6869477), (3076, 6565755), (3845, 5252604), (4614, 4377170), (5383, 3751860), (7690, 2626302), (8933, 2260860), (9228, 2188585), (10766, 1875930), (11535, 1750868), (15380, 1313151), (16149, 1250620), (17866, 1130430), (21532, 937965), (23070, 875434), (26799, 753620), (26915, 750372), (32298, 625310), (35732, 565215), (37681, 535980), (44665, 452172), (46140, 437717), (53598, 376810), (53830, 375186), (62531, 322980), (64596, 312655), (75362, 267990), (80745, 250124), (89330, 226086), (107196, 188405), (107660, 187593), (113043, 178660), (125062, 161490), (133995, 150724)]