78886290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1163}}^1$

素因数の和:1216

約数の個数: 128

約数和(自身を含む): 241367040

約数和(自身を除く): 162480750

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 19, 21, 30, 34, 35, 38, 42, 51, 57, 70, 85, 95, 102, 105, 114, 119, 133, 170, 190, 210, 238, 255, 266, 285, 323, 357, 399, 510, 570, 595, 646, 665, 714, 798, 969, 1163, 1190, 1330, 1615, 1785, 1938, 1995, 2261, 2326, 3230, 3489, 3570, 3990, 4522, 4845, 5815, 6783, 6978, 8141, 9690, 11305, 11630, 13566, 16282, 17445, 19771, 22097, 22610, 24423, 33915, 34890, 39542, 40705, 44194, 48846, 59313, 66291, 67830, 81410, 98855, 110485, 118626, 122115, 132582, 138397, 154679, 197710, 220970, 244230, 276794, 296565, 309358, 331455, 375649, 415191, 464037, 593130, 662910, 691985, 751298, 773395, 830382, 928074, 1126947, 1383970, 1546790, 1878245, 2075955, 2253894, 2320185, 2629543, 3756490, 4151910, 4640370, 5259086, 5634735, 7888629, 11269470, 13147715, 15777258, 26295430, 39443145, 78886290]

約数ペア:

[(1, 78886290), (2, 39443145), (3, 26295430), (5, 15777258), (6, 13147715), (7, 11269470), (10, 7888629), (14, 5634735), (15, 5259086), (17, 4640370), (19, 4151910), (21, 3756490), (30, 2629543), (34, 2320185), (35, 2253894), (38, 2075955), (42, 1878245), (51, 1546790), (57, 1383970), (70, 1126947), (85, 928074), (95, 830382), (102, 773395), (105, 751298), (114, 691985), (119, 662910), (133, 593130), (170, 464037), (190, 415191), (210, 375649), (238, 331455), (255, 309358), (266, 296565), (285, 276794), (323, 244230), (357, 220970), (399, 197710), (510, 154679), (570, 138397), (595, 132582), (646, 122115), (665, 118626), (714, 110485), (798, 98855), (969, 81410), (1163, 67830), (1190, 66291), (1330, 59313), (1615, 48846), (1785, 44194), (1938, 40705), (1995, 39542), (2261, 34890), (2326, 33915), (3230, 24423), (3489, 22610), (3570, 22097), (3990, 19771), (4522, 17445), (4845, 16282), (5815, 13566), (6783, 11630), (6978, 11305), (8141, 9690)]