216981540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3083}}^1$

素因数の和:3138

約数の個数: 144

約数和(自身を含む): 727429248

約数和(自身を除く): 510447708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 23, 30, 34, 36, 45, 46, 51, 60, 68, 69, 85, 90, 92, 102, 115, 138, 153, 170, 180, 204, 207, 230, 255, 276, 306, 340, 345, 391, 414, 460, 510, 612, 690, 765, 782, 828, 1020, 1035, 1173, 1380, 1530, 1564, 1955, 2070, 2346, 3060, 3083, 3519, 3910, 4140, 4692, 5865, 6166, 7038, 7820, 9249, 11730, 12332, 14076, 15415, 17595, 18498, 23460, 27747, 30830, 35190, 36996, 46245, 52411, 55494, 61660, 70380, 70909, 92490, 104822, 110988, 138735, 141818, 157233, 184980, 209644, 212727, 262055, 277470, 283636, 314466, 354545, 425454, 471699, 524110, 554940, 628932, 638181, 709090, 786165, 850908, 943398, 1048220, 1063635, 1205453, 1276362, 1418180, 1572330, 1886796, 2127270, 2358495, 2410906, 2552724, 3144660, 3190905, 3616359, 4254540, 4716990, 4821812, 6027265, 6381810, 7232718, 9433980, 10849077, 12054530, 12763620, 14465436, 18081795, 21698154, 24109060, 36163590, 43396308, 54245385, 72327180, 108490770, 216981540]

約数ペア:

[(1, 216981540), (2, 108490770), (3, 72327180), (4, 54245385), (5, 43396308), (6, 36163590), (9, 24109060), (10, 21698154), (12, 18081795), (15, 14465436), (17, 12763620), (18, 12054530), (20, 10849077), (23, 9433980), (30, 7232718), (34, 6381810), (36, 6027265), (45, 4821812), (46, 4716990), (51, 4254540), (60, 3616359), (68, 3190905), (69, 3144660), (85, 2552724), (90, 2410906), (92, 2358495), (102, 2127270), (115, 1886796), (138, 1572330), (153, 1418180), (170, 1276362), (180, 1205453), (204, 1063635), (207, 1048220), (230, 943398), (255, 850908), (276, 786165), (306, 709090), (340, 638181), (345, 628932), (391, 554940), (414, 524110), (460, 471699), (510, 425454), (612, 354545), (690, 314466), (765, 283636), (782, 277470), (828, 262055), (1020, 212727), (1035, 209644), (1173, 184980), (1380, 157233), (1530, 141818), (1564, 138735), (1955, 110988), (2070, 104822), (2346, 92490), (3060, 70909), (3083, 70380), (3519, 61660), (3910, 55494), (4140, 52411), (4692, 46245), (5865, 36996), (6166, 35190), (7038, 30830), (7820, 27747), (9249, 23460), (11730, 18498), (12332, 17595), (14076, 15415)]