154638540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:197

約数の個数: 288

約数和(自身を含む): 573640704

約数和(自身を除く): 419002164

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 37, 42, 45, 60, 62, 63, 70, 74, 84, 90, 93, 105, 107, 111, 124, 126, 140, 148, 155, 180, 185, 186, 210, 214, 217, 222, 252, 259, 279, 310, 315, 321, 333, 370, 372, 420, 428, 434, 444, 465, 518, 535, 555, 558, 620, 630, 642, 651, 666, 740, 749, 777, 868, 930, 963, 1036, 1070, 1085, 1110, 1116, 1147, 1260, 1284, 1295, 1302, 1332, 1395, 1498, 1554, 1605, 1665, 1860, 1926, 1953, 2140, 2170, 2220, 2247, 2294, 2331, 2590, 2604, 2790, 2996, 3108, 3210, 3255, 3317, 3330, 3441, 3745, 3852, 3885, 3906, 3959, 4340, 4494, 4588, 4662, 4815, 5180, 5580, 5735, 6420, 6510, 6634, 6660, 6741, 6882, 7490, 7770, 7812, 7918, 8029, 8988, 9324, 9630, 9765, 9951, 10323, 11235, 11470, 11655, 11877, 13020, 13268, 13482, 13764, 14980, 15540, 15836, 16058, 16585, 17205, 19260, 19530, 19795, 19902, 20646, 22470, 22940, 23219, 23310, 23754, 24087, 26964, 27713, 29853, 32116, 33170, 33705, 34410, 35631, 39060, 39590, 39804, 40145, 41292, 44940, 46438, 46620, 47508, 48174, 49755, 51615, 55426, 59385, 59706, 66340, 67410, 68820, 69657, 71262, 72261, 79180, 80290, 83139, 92876, 96348, 99510, 103230, 110852, 116095, 118770, 119412, 120435, 122729, 134820, 138565, 139314, 142524, 144522, 149265, 160580, 166278, 178155, 199020, 206460, 208971, 232190, 237540, 240870, 245458, 249417, 277130, 278628, 289044, 298530, 332556, 348285, 356310, 361305, 368187, 415695, 417942, 464380, 481740, 490916, 498834, 554260, 597060, 613645, 696570, 712620, 722610, 736374, 831390, 835884, 859103, 997668, 1044855, 1104561, 1227290, 1247085, 1393140, 1445220, 1472748, 1662780, 1718206, 1840935, 2089710, 2209122, 2454580, 2494170, 2577309, 3436412, 3681870, 4179420, 4295515, 4418244, 4988340, 5154618, 5522805, 7363740, 7731927, 8591030, 10309236, 11045610, 12886545, 15463854, 17182060, 22091220, 25773090, 30927708, 38659635, 51546180, 77319270, 154638540]

約数ペア:

[(1, 154638540), (2, 77319270), (3, 51546180), (4, 38659635), (5, 30927708), (6, 25773090), (7, 22091220), (9, 17182060), (10, 15463854), (12, 12886545), (14, 11045610), (15, 10309236), (18, 8591030), (20, 7731927), (21, 7363740), (28, 5522805), (30, 5154618), (31, 4988340), (35, 4418244), (36, 4295515), (37, 4179420), (42, 3681870), (45, 3436412), (60, 2577309), (62, 2494170), (63, 2454580), (70, 2209122), (74, 2089710), (84, 1840935), (90, 1718206), (93, 1662780), (105, 1472748), (107, 1445220), (111, 1393140), (124, 1247085), (126, 1227290), (140, 1104561), (148, 1044855), (155, 997668), (180, 859103), (185, 835884), (186, 831390), (210, 736374), (214, 722610), (217, 712620), (222, 696570), (252, 613645), (259, 597060), (279, 554260), (310, 498834), (315, 490916), (321, 481740), (333, 464380), (370, 417942), (372, 415695), (420, 368187), (428, 361305), (434, 356310), (444, 348285), (465, 332556), (518, 298530), (535, 289044), (555, 278628), (558, 277130), (620, 249417), (630, 245458), (642, 240870), (651, 237540), (666, 232190), (740, 208971), (749, 206460), (777, 199020), (868, 178155), (930, 166278), (963, 160580), (1036, 149265), (1070, 144522), (1085, 142524), (1110, 139314), (1116, 138565), (1147, 134820), (1260, 122729), (1284, 120435), (1295, 119412), (1302, 118770), (1332, 116095), (1395, 110852), (1498, 103230), (1554, 99510), (1605, 96348), (1665, 92876), (1860, 83139), (1926, 80290), (1953, 79180), (2140, 72261), (2170, 71262), (2220, 69657), (2247, 68820), (2294, 67410), (2331, 66340), (2590, 59706), (2604, 59385), (2790, 55426), (2996, 51615), (3108, 49755), (3210, 48174), (3255, 47508), (3317, 46620), (3330, 46438), (3441, 44940), (3745, 41292), (3852, 40145), (3885, 39804), (3906, 39590), (3959, 39060), (4340, 35631), (4494, 34410), (4588, 33705), (4662, 33170), (4815, 32116), (5180, 29853), (5580, 27713), (5735, 26964), (6420, 24087), (6510, 23754), (6634, 23310), (6660, 23219), (6741, 22940), (6882, 22470), (7490, 20646), (7770, 19902), (7812, 19795), (7918, 19530), (8029, 19260), (8988, 17205), (9324, 16585), (9630, 16058), (9765, 15836), (9951, 15540), (10323, 14980), (11235, 13764), (11470, 13482), (11655, 13268), (11877, 13020)]