391554540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{193}}^1$

素因数の和:258

約数の個数: 288

約数和(自身を含む): 1400804160

約数和(自身を除く): 1009249620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 27, 30, 34, 36, 39, 45, 51, 52, 54, 60, 65, 68, 78, 85, 90, 102, 108, 117, 130, 135, 153, 156, 170, 180, 193, 195, 204, 221, 234, 255, 260, 270, 289, 306, 340, 351, 386, 390, 442, 459, 468, 510, 540, 578, 579, 585, 612, 663, 702, 765, 772, 780, 867, 884, 918, 965, 1020, 1105, 1156, 1158, 1170, 1326, 1404, 1445, 1530, 1734, 1737, 1755, 1836, 1930, 1989, 2210, 2295, 2316, 2340, 2509, 2601, 2652, 2890, 2895, 3060, 3281, 3315, 3468, 3474, 3510, 3757, 3860, 3978, 4335, 4420, 4590, 5018, 5202, 5211, 5780, 5790, 5967, 6562, 6630, 6948, 7020, 7514, 7527, 7803, 7956, 8670, 8685, 9180, 9843, 9945, 10036, 10404, 10422, 11271, 11580, 11934, 12545, 13005, 13124, 13260, 15028, 15054, 15606, 16405, 17340, 17370, 18785, 19686, 19890, 20844, 22542, 22581, 23868, 25090, 26010, 26055, 29529, 29835, 30108, 31212, 32810, 33813, 34740, 37570, 37635, 39015, 39372, 39780, 42653, 45084, 45162, 49215, 50180, 52020, 52110, 55777, 56355, 59058, 59670, 65620, 67626, 67743, 75140, 75270, 78030, 85306, 88587, 90324, 98430, 101439, 104220, 111554, 112710, 112905, 118116, 119340, 127959, 135252, 135486, 147645, 150540, 156060, 167331, 169065, 170612, 177174, 196860, 202878, 213265, 223108, 225420, 225810, 255918, 270972, 278885, 295290, 334662, 338130, 338715, 354348, 383877, 405756, 426530, 442935, 451620, 501993, 507195, 511836, 557770, 590580, 639795, 669324, 676260, 677430, 725101, 767754, 836655, 853060, 885870, 1003986, 1014390, 1115540, 1151631, 1279590, 1354860, 1450202, 1505979, 1535508, 1673310, 1771740, 1919385, 2007972, 2028780, 2175303, 2303262, 2509965, 2559180, 2900404, 3011958, 3346620, 3625505, 3838770, 4350606, 4606524, 5019930, 5758155, 6023916, 6525909, 7251010, 7529895, 7677540, 8701212, 10039860, 10876515, 11516310, 13051818, 14502020, 15059790, 19577727, 21753030, 23032620, 26103636, 30119580, 32629545, 39155454, 43506060, 65259090, 78310908, 97888635, 130518180, 195777270, 391554540]

約数ペア:

[(1, 391554540), (2, 195777270), (3, 130518180), (4, 97888635), (5, 78310908), (6, 65259090), (9, 43506060), (10, 39155454), (12, 32629545), (13, 30119580), (15, 26103636), (17, 23032620), (18, 21753030), (20, 19577727), (26, 15059790), (27, 14502020), (30, 13051818), (34, 11516310), (36, 10876515), (39, 10039860), (45, 8701212), (51, 7677540), (52, 7529895), (54, 7251010), (60, 6525909), (65, 6023916), (68, 5758155), (78, 5019930), (85, 4606524), (90, 4350606), (102, 3838770), (108, 3625505), (117, 3346620), (130, 3011958), (135, 2900404), (153, 2559180), (156, 2509965), (170, 2303262), (180, 2175303), (193, 2028780), (195, 2007972), (204, 1919385), (221, 1771740), (234, 1673310), (255, 1535508), (260, 1505979), (270, 1450202), (289, 1354860), (306, 1279590), (340, 1151631), (351, 1115540), (386, 1014390), (390, 1003986), (442, 885870), (459, 853060), (468, 836655), (510, 767754), (540, 725101), (578, 677430), (579, 676260), (585, 669324), (612, 639795), (663, 590580), (702, 557770), (765, 511836), (772, 507195), (780, 501993), (867, 451620), (884, 442935), (918, 426530), (965, 405756), (1020, 383877), (1105, 354348), (1156, 338715), (1158, 338130), (1170, 334662), (1326, 295290), (1404, 278885), (1445, 270972), (1530, 255918), (1734, 225810), (1737, 225420), (1755, 223108), (1836, 213265), (1930, 202878), (1989, 196860), (2210, 177174), (2295, 170612), (2316, 169065), (2340, 167331), (2509, 156060), (2601, 150540), (2652, 147645), (2890, 135486), (2895, 135252), (3060, 127959), (3281, 119340), (3315, 118116), (3468, 112905), (3474, 112710), (3510, 111554), (3757, 104220), (3860, 101439), (3978, 98430), (4335, 90324), (4420, 88587), (4590, 85306), (5018, 78030), (5202, 75270), (5211, 75140), (5780, 67743), (5790, 67626), (5967, 65620), (6562, 59670), (6630, 59058), (6948, 56355), (7020, 55777), (7514, 52110), (7527, 52020), (7803, 50180), (7956, 49215), (8670, 45162), (8685, 45084), (9180, 42653), (9843, 39780), (9945, 39372), (10036, 39015), (10404, 37635), (10422, 37570), (11271, 34740), (11580, 33813), (11934, 32810), (12545, 31212), (13005, 30108), (13124, 29835), (13260, 29529), (15028, 26055), (15054, 26010), (15606, 25090), (16405, 23868), (17340, 22581), (17370, 22542), (18785, 20844), (19686, 19890)]