2031840

素因数分解:

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

素因数の和:121

約数の個数: 144

約数和(自身を含む): 7429968

約数和(自身を除く): 5398128

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 83, 85, 90, 96, 102, 120, 136, 144, 153, 160, 166, 170, 180, 204, 240, 249, 255, 272, 288, 306, 332, 340, 360, 408, 415, 480, 498, 510, 544, 612, 664, 680, 720, 747, 765, 816, 830, 996, 1020, 1224, 1245, 1328, 1360, 1411, 1440, 1494, 1530, 1632, 1660, 1992, 2040, 2448, 2490, 2656, 2720, 2822, 2988, 3060, 3320, 3735, 3984, 4080, 4233, 4896, 4980, 5644, 5976, 6120, 6640, 7055, 7470, 7968, 8160, 8466, 9960, 11288, 11952, 12240, 12699, 13280, 14110, 14940, 16932, 19920, 21165, 22576, 23904, 24480, 25398, 28220, 29880, 33864, 39840, 42330, 45152, 50796, 56440, 59760, 63495, 67728, 84660, 101592, 112880, 119520, 126990, 135456, 169320, 203184, 225760, 253980, 338640, 406368, 507960, 677280, 1015920, 2031840]

約数ペア:

[(1, 2031840), (2, 1015920), (3, 677280), (4, 507960), (5, 406368), (6, 338640), (8, 253980), (9, 225760), (10, 203184), (12, 169320), (15, 135456), (16, 126990), (17, 119520), (18, 112880), (20, 101592), (24, 84660), (30, 67728), (32, 63495), (34, 59760), (36, 56440), (40, 50796), (45, 45152), (48, 42330), (51, 39840), (60, 33864), (68, 29880), (72, 28220), (80, 25398), (83, 24480), (85, 23904), (90, 22576), (96, 21165), (102, 19920), (120, 16932), (136, 14940), (144, 14110), (153, 13280), (160, 12699), (166, 12240), (170, 11952), (180, 11288), (204, 9960), (240, 8466), (249, 8160), (255, 7968), (272, 7470), (288, 7055), (306, 6640), (332, 6120), (340, 5976), (360, 5644), (408, 4980), (415, 4896), (480, 4233), (498, 4080), (510, 3984), (544, 3735), (612, 3320), (664, 3060), (680, 2988), (720, 2822), (747, 2720), (765, 2656), (816, 2490), (830, 2448), (996, 2040), (1020, 1992), (1224, 1660), (1245, 1632), (1328, 1530), (1360, 1494), (1411, 1440)]