169116780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{419}}^1$

素因数の和:500

約数の個数: 144

約数和(自身を含む): 560528640

約数和(自身を除く): 391411860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 419, 420, 434, 465, 620, 651, 838, 868, 930, 961, 1085, 1257, 1302, 1676, 1860, 1922, 2095, 2170, 2514, 2604, 2883, 2933, 3255, 3844, 4190, 4340, 4805, 5028, 5766, 5866, 6285, 6510, 6727, 8380, 8799, 9610, 11532, 11732, 12570, 12989, 13020, 13454, 14415, 14665, 17598, 19220, 20181, 25140, 25978, 26908, 28830, 29330, 33635, 35196, 38967, 40362, 43995, 51956, 57660, 58660, 64945, 67270, 77934, 80724, 87990, 90923, 100905, 129890, 134540, 155868, 175980, 181846, 194835, 201810, 259780, 272769, 363692, 389670, 402659, 403620, 454615, 545538, 779340, 805318, 909230, 1091076, 1207977, 1363845, 1610636, 1818460, 2013295, 2415954, 2727690, 2818613, 4026590, 4831908, 5455380, 5637226, 6039885, 8053180, 8455839, 11274452, 12079770, 14093065, 16911678, 24159540, 28186130, 33823356, 42279195, 56372260, 84558390, 169116780]

約数ペア:

[(1, 169116780), (2, 84558390), (3, 56372260), (4, 42279195), (5, 33823356), (6, 28186130), (7, 24159540), (10, 16911678), (12, 14093065), (14, 12079770), (15, 11274452), (20, 8455839), (21, 8053180), (28, 6039885), (30, 5637226), (31, 5455380), (35, 4831908), (42, 4026590), (60, 2818613), (62, 2727690), (70, 2415954), (84, 2013295), (93, 1818460), (105, 1610636), (124, 1363845), (140, 1207977), (155, 1091076), (186, 909230), (210, 805318), (217, 779340), (310, 545538), (372, 454615), (419, 403620), (420, 402659), (434, 389670), (465, 363692), (620, 272769), (651, 259780), (838, 201810), (868, 194835), (930, 181846), (961, 175980), (1085, 155868), (1257, 134540), (1302, 129890), (1676, 100905), (1860, 90923), (1922, 87990), (2095, 80724), (2170, 77934), (2514, 67270), (2604, 64945), (2883, 58660), (2933, 57660), (3255, 51956), (3844, 43995), (4190, 40362), (4340, 38967), (4805, 35196), (5028, 33635), (5766, 29330), (5866, 28830), (6285, 26908), (6510, 25978), (6727, 25140), (8380, 20181), (8799, 19220), (9610, 17598), (11532, 14665), (11732, 14415), (12570, 13454), (12989, 13020)]