137395720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1439}}^1$

素因数の和:1499

約数の個数: 128

約数和(自身を含む): 398131200

約数和(自身を除く): 260735480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 88, 110, 124, 140, 154, 155, 217, 220, 248, 280, 308, 310, 341, 385, 434, 440, 616, 620, 682, 770, 868, 1085, 1240, 1364, 1439, 1540, 1705, 1736, 2170, 2387, 2728, 2878, 3080, 3410, 4340, 4774, 5756, 6820, 7195, 8680, 9548, 10073, 11512, 11935, 13640, 14390, 15829, 19096, 20146, 23870, 28780, 31658, 40292, 44609, 47740, 50365, 57560, 63316, 79145, 80584, 89218, 95480, 100730, 110803, 126632, 158290, 178436, 201460, 221606, 223045, 312263, 316580, 356872, 402920, 443212, 446090, 490699, 554015, 624526, 633160, 886424, 892180, 981398, 1108030, 1249052, 1561315, 1784360, 1962796, 2216060, 2453495, 2498104, 3122630, 3434893, 3925592, 4432120, 4906990, 6245260, 6869786, 9813980, 12490520, 13739572, 17174465, 19627960, 27479144, 34348930, 68697860, 137395720]

約数ペア:

[(1, 137395720), (2, 68697860), (4, 34348930), (5, 27479144), (7, 19627960), (8, 17174465), (10, 13739572), (11, 12490520), (14, 9813980), (20, 6869786), (22, 6245260), (28, 4906990), (31, 4432120), (35, 3925592), (40, 3434893), (44, 3122630), (55, 2498104), (56, 2453495), (62, 2216060), (70, 1962796), (77, 1784360), (88, 1561315), (110, 1249052), (124, 1108030), (140, 981398), (154, 892180), (155, 886424), (217, 633160), (220, 624526), (248, 554015), (280, 490699), (308, 446090), (310, 443212), (341, 402920), (385, 356872), (434, 316580), (440, 312263), (616, 223045), (620, 221606), (682, 201460), (770, 178436), (868, 158290), (1085, 126632), (1240, 110803), (1364, 100730), (1439, 95480), (1540, 89218), (1705, 80584), (1736, 79145), (2170, 63316), (2387, 57560), (2728, 50365), (2878, 47740), (3080, 44609), (3410, 40292), (4340, 31658), (4774, 28780), (5756, 23870), (6820, 20146), (7195, 19096), (8680, 15829), (9548, 14390), (10073, 13640), (11512, 11935)]