123015690

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:321

約数の個数: 192

約数和(自身を含む): 395366400

約数和(自身を除く): 272350710

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 43, 45, 57, 63, 70, 86, 90, 95, 105, 114, 126, 129, 133, 171, 190, 210, 215, 239, 258, 266, 285, 301, 315, 342, 387, 399, 430, 478, 570, 602, 630, 645, 665, 717, 774, 798, 817, 855, 903, 1195, 1197, 1290, 1330, 1434, 1505, 1634, 1673, 1710, 1806, 1935, 1995, 2151, 2390, 2394, 2451, 2709, 3010, 3346, 3585, 3870, 3990, 4085, 4302, 4515, 4541, 4902, 5019, 5418, 5719, 5985, 7170, 7353, 8170, 8365, 9030, 9082, 10038, 10277, 10755, 11438, 11970, 12255, 13545, 13623, 14706, 15057, 16730, 17157, 20554, 21510, 22705, 24510, 25095, 27090, 27246, 28595, 30114, 30831, 31787, 34314, 36765, 40869, 45410, 50190, 51385, 51471, 57190, 61662, 63574, 68115, 71939, 73530, 75285, 81738, 85785, 92493, 95361, 102770, 102942, 136230, 143878, 150570, 154155, 158935, 171570, 184986, 190722, 195263, 204345, 215817, 257355, 286083, 308310, 317870, 359695, 390526, 408690, 431634, 462465, 476805, 514710, 572166, 585789, 647451, 719390, 924930, 953610, 976315, 1079085, 1171578, 1294902, 1366841, 1430415, 1757367, 1952630, 2158170, 2733682, 2860830, 2928945, 3237255, 3514734, 4100523, 5857890, 6474510, 6834205, 8201046, 8786835, 12301569, 13668410, 17573670, 20502615, 24603138, 41005230, 61507845, 123015690]

約数ペア:

[(1, 123015690), (2, 61507845), (3, 41005230), (5, 24603138), (6, 20502615), (7, 17573670), (9, 13668410), (10, 12301569), (14, 8786835), (15, 8201046), (18, 6834205), (19, 6474510), (21, 5857890), (30, 4100523), (35, 3514734), (38, 3237255), (42, 2928945), (43, 2860830), (45, 2733682), (57, 2158170), (63, 1952630), (70, 1757367), (86, 1430415), (90, 1366841), (95, 1294902), (105, 1171578), (114, 1079085), (126, 976315), (129, 953610), (133, 924930), (171, 719390), (190, 647451), (210, 585789), (215, 572166), (239, 514710), (258, 476805), (266, 462465), (285, 431634), (301, 408690), (315, 390526), (342, 359695), (387, 317870), (399, 308310), (430, 286083), (478, 257355), (570, 215817), (602, 204345), (630, 195263), (645, 190722), (665, 184986), (717, 171570), (774, 158935), (798, 154155), (817, 150570), (855, 143878), (903, 136230), (1195, 102942), (1197, 102770), (1290, 95361), (1330, 92493), (1434, 85785), (1505, 81738), (1634, 75285), (1673, 73530), (1710, 71939), (1806, 68115), (1935, 63574), (1995, 61662), (2151, 57190), (2390, 51471), (2394, 51385), (2451, 50190), (2709, 45410), (3010, 40869), (3346, 36765), (3585, 34314), (3870, 31787), (3990, 30831), (4085, 30114), (4302, 28595), (4515, 27246), (4541, 27090), (4902, 25095), (5019, 24510), (5418, 22705), (5719, 21510), (5985, 20554), (7170, 17157), (7353, 16730), (8170, 15057), (8365, 14706), (9030, 13623), (9082, 13545), (10038, 12255), (10277, 11970), (10755, 11438)]