1308889670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:279

約数の個数: 144

約数和(自身を含む): 2910433680

約数和(自身を除く): 1601544010

約数列:

[1, 2, 5, 10, 11, 17, 19, 22, 34, 38, 55, 85, 95, 110, 121, 170, 187, 190, 197, 209, 242, 289, 323, 374, 394, 418, 578, 605, 646, 935, 985, 1045, 1210, 1445, 1615, 1870, 1970, 2057, 2090, 2167, 2299, 2890, 3179, 3230, 3349, 3553, 3743, 4114, 4334, 4598, 5491, 6358, 6698, 7106, 7486, 10285, 10835, 10982, 11495, 15895, 16745, 17765, 18715, 20570, 21670, 22990, 23837, 27455, 31790, 33490, 34969, 35530, 36839, 37430, 39083, 41173, 47674, 54910, 56933, 60401, 63631, 69938, 73678, 78166, 82346, 113866, 119185, 120802, 127262, 174845, 184195, 195415, 205865, 238370, 284665, 302005, 318155, 349690, 368390, 390830, 405229, 411730, 452903, 569330, 604010, 626263, 636310, 664411, 699941, 810458, 905806, 1081727, 1252526, 1328822, 1399882, 2026145, 2163454, 2264515, 3131315, 3322055, 3499705, 4052290, 4529030, 5408635, 6262630, 6644110, 6888893, 6999410, 7699351, 10817270, 11898997, 13777786, 15398702, 23797994, 34444465, 38496755, 59494985, 68888930, 76993510, 118989970, 130888967, 261777934, 654444835, 1308889670]

約数ペア:

[(1, 1308889670), (2, 654444835), (5, 261777934), (10, 130888967), (11, 118989970), (17, 76993510), (19, 68888930), (22, 59494985), (34, 38496755), (38, 34444465), (55, 23797994), (85, 15398702), (95, 13777786), (110, 11898997), (121, 10817270), (170, 7699351), (187, 6999410), (190, 6888893), (197, 6644110), (209, 6262630), (242, 5408635), (289, 4529030), (323, 4052290), (374, 3499705), (394, 3322055), (418, 3131315), (578, 2264515), (605, 2163454), (646, 2026145), (935, 1399882), (985, 1328822), (1045, 1252526), (1210, 1081727), (1445, 905806), (1615, 810458), (1870, 699941), (1970, 664411), (2057, 636310), (2090, 626263), (2167, 604010), (2299, 569330), (2890, 452903), (3179, 411730), (3230, 405229), (3349, 390830), (3553, 368390), (3743, 349690), (4114, 318155), (4334, 302005), (4598, 284665), (5491, 238370), (6358, 205865), (6698, 195415), (7106, 184195), (7486, 174845), (10285, 127262), (10835, 120802), (10982, 119185), (11495, 113866), (15895, 82346), (16745, 78166), (17765, 73678), (18715, 69938), (20570, 63631), (21670, 60401), (22990, 56933), (23837, 54910), (27455, 47674), (31790, 41173), (33490, 39083), (34969, 37430), (35530, 36839)]