198713680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1$

素因数の和:437

約数の個数: 160

約数和(自身を含む): 549607680

約数和(自身を除く): 350894000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 37, 40, 44, 55, 68, 74, 80, 85, 88, 110, 136, 148, 170, 176, 185, 187, 220, 272, 296, 340, 359, 370, 374, 407, 440, 592, 629, 680, 718, 740, 748, 814, 880, 935, 1258, 1360, 1436, 1480, 1496, 1628, 1795, 1870, 2035, 2516, 2872, 2960, 2992, 3145, 3256, 3590, 3740, 3949, 4070, 5032, 5744, 6103, 6290, 6512, 6919, 7180, 7480, 7898, 8140, 10064, 12206, 12580, 13283, 13838, 14360, 14960, 15796, 16280, 19745, 24412, 25160, 26566, 27676, 28720, 30515, 31592, 32560, 34595, 39490, 48824, 50320, 53132, 55352, 61030, 63184, 66415, 67133, 69190, 78980, 97648, 106264, 110704, 122060, 132830, 134266, 138380, 146113, 157960, 212528, 225811, 244120, 265660, 268532, 276760, 292226, 315920, 335665, 451622, 488240, 531320, 537064, 553520, 584452, 671330, 730565, 903244, 1062640, 1074128, 1129055, 1168904, 1342660, 1461130, 1806488, 2258110, 2337808, 2483921, 2685320, 2922260, 3612976, 4516220, 4967842, 5370640, 5844520, 9032440, 9935684, 11689040, 12419605, 18064880, 19871368, 24839210, 39742736, 49678420, 99356840, 198713680]

約数ペア:

[(1, 198713680), (2, 99356840), (4, 49678420), (5, 39742736), (8, 24839210), (10, 19871368), (11, 18064880), (16, 12419605), (17, 11689040), (20, 9935684), (22, 9032440), (34, 5844520), (37, 5370640), (40, 4967842), (44, 4516220), (55, 3612976), (68, 2922260), (74, 2685320), (80, 2483921), (85, 2337808), (88, 2258110), (110, 1806488), (136, 1461130), (148, 1342660), (170, 1168904), (176, 1129055), (185, 1074128), (187, 1062640), (220, 903244), (272, 730565), (296, 671330), (340, 584452), (359, 553520), (370, 537064), (374, 531320), (407, 488240), (440, 451622), (592, 335665), (629, 315920), (680, 292226), (718, 276760), (740, 268532), (748, 265660), (814, 244120), (880, 225811), (935, 212528), (1258, 157960), (1360, 146113), (1436, 138380), (1480, 134266), (1496, 132830), (1628, 122060), (1795, 110704), (1870, 106264), (2035, 97648), (2516, 78980), (2872, 69190), (2960, 67133), (2992, 66415), (3145, 63184), (3256, 61030), (3590, 55352), (3740, 53132), (3949, 50320), (4070, 48824), (5032, 39490), (5744, 34595), (6103, 32560), (6290, 31592), (6512, 30515), (6919, 28720), (7180, 27676), (7480, 26566), (7898, 25160), (8140, 24412), (10064, 19745), (12206, 16280), (12580, 15796), (13283, 14960), (13838, 14360)]