78015210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2$

素因数の和:129

約数の個数: 192

約数和(自身を含む): 250096896

約数和(自身を除く): 172081686

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 17, 21, 26, 30, 34, 35, 39, 41, 42, 51, 65, 70, 78, 82, 85, 91, 102, 105, 119, 123, 130, 170, 182, 195, 205, 210, 221, 238, 246, 255, 273, 287, 357, 390, 410, 442, 455, 510, 533, 546, 574, 595, 615, 663, 697, 714, 861, 910, 1066, 1105, 1190, 1230, 1326, 1365, 1394, 1435, 1547, 1599, 1681, 1722, 1785, 2091, 2210, 2665, 2730, 2870, 3094, 3198, 3315, 3362, 3485, 3570, 3731, 4182, 4305, 4641, 4879, 5043, 5330, 6630, 6970, 7462, 7735, 7995, 8405, 8610, 9061, 9282, 9758, 10086, 10455, 11193, 11767, 14637, 15470, 15990, 16810, 18122, 18655, 20910, 21853, 22386, 23205, 23534, 24395, 25215, 27183, 28577, 29274, 35301, 37310, 43706, 45305, 46410, 48790, 50430, 54366, 55965, 57154, 58835, 63427, 65559, 70602, 73185, 85731, 90610, 109265, 111930, 117670, 126854, 131118, 135915, 142885, 146370, 152971, 171462, 176505, 190281, 200039, 218530, 271830, 285770, 305942, 317135, 327795, 353010, 371501, 380562, 400078, 428655, 458913, 600117, 634270, 655590, 743002, 764855, 857310, 917826, 951405, 1000195, 1114503, 1200234, 1529710, 1857505, 1902810, 2000390, 2229006, 2294565, 2600507, 3000585, 3715010, 4589130, 5201014, 5572515, 6001170, 7801521, 11145030, 13002535, 15603042, 26005070, 39007605, 78015210]

約数ペア:

[(1, 78015210), (2, 39007605), (3, 26005070), (5, 15603042), (6, 13002535), (7, 11145030), (10, 7801521), (13, 6001170), (14, 5572515), (15, 5201014), (17, 4589130), (21, 3715010), (26, 3000585), (30, 2600507), (34, 2294565), (35, 2229006), (39, 2000390), (41, 1902810), (42, 1857505), (51, 1529710), (65, 1200234), (70, 1114503), (78, 1000195), (82, 951405), (85, 917826), (91, 857310), (102, 764855), (105, 743002), (119, 655590), (123, 634270), (130, 600117), (170, 458913), (182, 428655), (195, 400078), (205, 380562), (210, 371501), (221, 353010), (238, 327795), (246, 317135), (255, 305942), (273, 285770), (287, 271830), (357, 218530), (390, 200039), (410, 190281), (442, 176505), (455, 171462), (510, 152971), (533, 146370), (546, 142885), (574, 135915), (595, 131118), (615, 126854), (663, 117670), (697, 111930), (714, 109265), (861, 90610), (910, 85731), (1066, 73185), (1105, 70602), (1190, 65559), (1230, 63427), (1326, 58835), (1365, 57154), (1394, 55965), (1435, 54366), (1547, 50430), (1599, 48790), (1681, 46410), (1722, 45305), (1785, 43706), (2091, 37310), (2210, 35301), (2665, 29274), (2730, 28577), (2870, 27183), (3094, 25215), (3198, 24395), (3315, 23534), (3362, 23205), (3485, 22386), (3570, 21853), (3731, 20910), (4182, 18655), (4305, 18122), (4641, 16810), (4879, 15990), (5043, 15470), (5330, 14637), (6630, 11767), (6970, 11193), (7462, 10455), (7735, 10086), (7995, 9758), (8405, 9282), (8610, 9061)]