649188180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{601}}^1$

素因数の和:986

約数の個数: 144

約数和(自身を含む): 2094425424

約数和(自身を除く): 1445237244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 353, 510, 601, 612, 706, 765, 1020, 1059, 1202, 1412, 1530, 1765, 1803, 2118, 2404, 3005, 3060, 3177, 3530, 3606, 4236, 5295, 5409, 6001, 6010, 6354, 7060, 7212, 9015, 10217, 10590, 10818, 12002, 12020, 12708, 15885, 18003, 18030, 20434, 21180, 21636, 24004, 27045, 30005, 30651, 31770, 36006, 36060, 40868, 51085, 54009, 54090, 60010, 61302, 63540, 72012, 90015, 91953, 102170, 108018, 108180, 120020, 122604, 153255, 180030, 183906, 204340, 212153, 216036, 270045, 306510, 360060, 367812, 424306, 459765, 540090, 613020, 636459, 848612, 919530, 1060765, 1080180, 1272918, 1839060, 1909377, 2121530, 2545836, 3182295, 3606601, 3818754, 4243060, 6364590, 7213202, 7637508, 9546885, 10819803, 12729180, 14426404, 18033005, 19093770, 21639606, 32459409, 36066010, 38187540, 43279212, 54099015, 64918818, 72132020, 108198030, 129837636, 162297045, 216396060, 324594090, 649188180]

約数ペア:

[(1, 649188180), (2, 324594090), (3, 216396060), (4, 162297045), (5, 129837636), (6, 108198030), (9, 72132020), (10, 64918818), (12, 54099015), (15, 43279212), (17, 38187540), (18, 36066010), (20, 32459409), (30, 21639606), (34, 19093770), (36, 18033005), (45, 14426404), (51, 12729180), (60, 10819803), (68, 9546885), (85, 7637508), (90, 7213202), (102, 6364590), (153, 4243060), (170, 3818754), (180, 3606601), (204, 3182295), (255, 2545836), (306, 2121530), (340, 1909377), (353, 1839060), (510, 1272918), (601, 1080180), (612, 1060765), (706, 919530), (765, 848612), (1020, 636459), (1059, 613020), (1202, 540090), (1412, 459765), (1530, 424306), (1765, 367812), (1803, 360060), (2118, 306510), (2404, 270045), (3005, 216036), (3060, 212153), (3177, 204340), (3530, 183906), (3606, 180030), (4236, 153255), (5295, 122604), (5409, 120020), (6001, 108180), (6010, 108018), (6354, 102170), (7060, 91953), (7212, 90015), (9015, 72012), (10217, 63540), (10590, 61302), (10818, 60010), (12002, 54090), (12020, 54009), (12708, 51085), (15885, 40868), (18003, 36060), (18030, 36006), (20434, 31770), (21180, 30651), (21636, 30005), (24004, 27045)]