18794520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:154

約数の個数: 192

約数和(自身を含む): 67223520

約数和(自身を除く): 48429000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 37, 40, 45, 51, 60, 68, 72, 74, 83, 85, 90, 102, 111, 120, 136, 148, 153, 166, 170, 180, 185, 204, 222, 249, 255, 296, 306, 332, 333, 340, 360, 370, 408, 415, 444, 498, 510, 555, 612, 629, 664, 666, 680, 740, 747, 765, 830, 888, 996, 1020, 1110, 1224, 1245, 1258, 1332, 1411, 1480, 1494, 1530, 1660, 1665, 1887, 1992, 2040, 2220, 2490, 2516, 2664, 2822, 2988, 3060, 3071, 3145, 3320, 3330, 3735, 3774, 4233, 4440, 4980, 5032, 5644, 5661, 5976, 6120, 6142, 6290, 6660, 7055, 7470, 7548, 8466, 9213, 9435, 9960, 11288, 11322, 12284, 12580, 12699, 13320, 14110, 14940, 15096, 15355, 16932, 18426, 18870, 21165, 22644, 24568, 25160, 25398, 27639, 28220, 28305, 29880, 30710, 33864, 36852, 37740, 42330, 45288, 46065, 50796, 52207, 55278, 56440, 56610, 61420, 63495, 73704, 75480, 84660, 92130, 101592, 104414, 110556, 113220, 122840, 126990, 138195, 156621, 169320, 184260, 208828, 221112, 226440, 253980, 261035, 276390, 313242, 368520, 417656, 469863, 507960, 522070, 552780, 626484, 783105, 939726, 1044140, 1105560, 1252968, 1566210, 1879452, 2088280, 2349315, 3132420, 3758904, 4698630, 6264840, 9397260, 18794520]

約数ペア:

[(1, 18794520), (2, 9397260), (3, 6264840), (4, 4698630), (5, 3758904), (6, 3132420), (8, 2349315), (9, 2088280), (10, 1879452), (12, 1566210), (15, 1252968), (17, 1105560), (18, 1044140), (20, 939726), (24, 783105), (30, 626484), (34, 552780), (36, 522070), (37, 507960), (40, 469863), (45, 417656), (51, 368520), (60, 313242), (68, 276390), (72, 261035), (74, 253980), (83, 226440), (85, 221112), (90, 208828), (102, 184260), (111, 169320), (120, 156621), (136, 138195), (148, 126990), (153, 122840), (166, 113220), (170, 110556), (180, 104414), (185, 101592), (204, 92130), (222, 84660), (249, 75480), (255, 73704), (296, 63495), (306, 61420), (332, 56610), (333, 56440), (340, 55278), (360, 52207), (370, 50796), (408, 46065), (415, 45288), (444, 42330), (498, 37740), (510, 36852), (555, 33864), (612, 30710), (629, 29880), (664, 28305), (666, 28220), (680, 27639), (740, 25398), (747, 25160), (765, 24568), (830, 22644), (888, 21165), (996, 18870), (1020, 18426), (1110, 16932), (1224, 15355), (1245, 15096), (1258, 14940), (1332, 14110), (1411, 13320), (1480, 12699), (1494, 12580), (1530, 12284), (1660, 11322), (1665, 11288), (1887, 9960), (1992, 9435), (2040, 9213), (2220, 8466), (2490, 7548), (2516, 7470), (2664, 7055), (2822, 6660), (2988, 6290), (3060, 6142), (3071, 6120), (3145, 5976), (3320, 5661), (3330, 5644), (3735, 5032), (3774, 4980), (4233, 4440)]