399405240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2753}}^1$

素因数の和:2814

約数の個数: 192

約数和(自身を含む): 1443536640

約数和(自身を除く): 1044131400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 31, 36, 39, 40, 45, 52, 60, 62, 65, 72, 78, 90, 93, 104, 117, 120, 124, 130, 155, 156, 180, 186, 195, 234, 248, 260, 279, 310, 312, 360, 372, 390, 403, 465, 468, 520, 558, 585, 620, 744, 780, 806, 930, 936, 1116, 1170, 1209, 1240, 1395, 1560, 1612, 1860, 2015, 2232, 2340, 2418, 2753, 2790, 3224, 3627, 3720, 4030, 4680, 4836, 5506, 5580, 6045, 7254, 8060, 8259, 9672, 11012, 11160, 12090, 13765, 14508, 16120, 16518, 18135, 22024, 24180, 24777, 27530, 29016, 33036, 35789, 36270, 41295, 48360, 49554, 55060, 66072, 71578, 72540, 82590, 85343, 99108, 107367, 110120, 123885, 143156, 145080, 165180, 170686, 178945, 198216, 214734, 247770, 256029, 286312, 322101, 330360, 341372, 357890, 426715, 429468, 495540, 512058, 536835, 644202, 682744, 715780, 768087, 853430, 858936, 991080, 1024116, 1073670, 1109459, 1280145, 1288404, 1431560, 1536174, 1610505, 1706860, 2048232, 2147340, 2218918, 2560290, 2576808, 3072348, 3221010, 3328377, 3413720, 3840435, 4294680, 4437836, 5120580, 5547295, 6144696, 6442020, 6656754, 7680870, 8875672, 9985131, 10241160, 11094590, 12884040, 13313508, 15361740, 16641885, 19970262, 22189180, 26627016, 30723480, 33283770, 39940524, 44378360, 49925655, 66567540, 79881048, 99851310, 133135080, 199702620, 399405240]

約数ペア:

[(1, 399405240), (2, 199702620), (3, 133135080), (4, 99851310), (5, 79881048), (6, 66567540), (8, 49925655), (9, 44378360), (10, 39940524), (12, 33283770), (13, 30723480), (15, 26627016), (18, 22189180), (20, 19970262), (24, 16641885), (26, 15361740), (30, 13313508), (31, 12884040), (36, 11094590), (39, 10241160), (40, 9985131), (45, 8875672), (52, 7680870), (60, 6656754), (62, 6442020), (65, 6144696), (72, 5547295), (78, 5120580), (90, 4437836), (93, 4294680), (104, 3840435), (117, 3413720), (120, 3328377), (124, 3221010), (130, 3072348), (155, 2576808), (156, 2560290), (180, 2218918), (186, 2147340), (195, 2048232), (234, 1706860), (248, 1610505), (260, 1536174), (279, 1431560), (310, 1288404), (312, 1280145), (360, 1109459), (372, 1073670), (390, 1024116), (403, 991080), (465, 858936), (468, 853430), (520, 768087), (558, 715780), (585, 682744), (620, 644202), (744, 536835), (780, 512058), (806, 495540), (930, 429468), (936, 426715), (1116, 357890), (1170, 341372), (1209, 330360), (1240, 322101), (1395, 286312), (1560, 256029), (1612, 247770), (1860, 214734), (2015, 198216), (2232, 178945), (2340, 170686), (2418, 165180), (2753, 145080), (2790, 143156), (3224, 123885), (3627, 110120), (3720, 107367), (4030, 99108), (4680, 85343), (4836, 82590), (5506, 72540), (5580, 71578), (6045, 66072), (7254, 55060), (8060, 49554), (8259, 48360), (9672, 41295), (11012, 36270), (11160, 35789), (12090, 33036), (13765, 29016), (14508, 27530), (16120, 24777), (16518, 24180), (18135, 22024)]