31689360

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{863}}^1$

素因数の和:902

約数の個数: 160

約数和(自身を含む): 115706880

約数和(自身を除く): 84017520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 85, 90, 102, 108, 120, 135, 136, 144, 153, 170, 180, 204, 216, 240, 255, 270, 272, 306, 340, 360, 408, 432, 459, 510, 540, 612, 680, 720, 765, 816, 863, 918, 1020, 1080, 1224, 1360, 1530, 1726, 1836, 2040, 2160, 2295, 2448, 2589, 3060, 3452, 3672, 4080, 4315, 4590, 5178, 6120, 6904, 7344, 7767, 8630, 9180, 10356, 12240, 12945, 13808, 14671, 15534, 17260, 18360, 20712, 23301, 25890, 29342, 31068, 34520, 36720, 38835, 41424, 44013, 46602, 51780, 58684, 62136, 69040, 73355, 77670, 88026, 93204, 103560, 116505, 117368, 124272, 132039, 146710, 155340, 176052, 186408, 207120, 220065, 233010, 234736, 264078, 293420, 310680, 352104, 372816, 396117, 440130, 466020, 528156, 586840, 621360, 660195, 704208, 792234, 880260, 932040, 1056312, 1173680, 1320390, 1584468, 1760520, 1864080, 1980585, 2112624, 2640780, 3168936, 3521040, 3961170, 5281560, 6337872, 7922340, 10563120, 15844680, 31689360]

約数ペア:

[(1, 31689360), (2, 15844680), (3, 10563120), (4, 7922340), (5, 6337872), (6, 5281560), (8, 3961170), (9, 3521040), (10, 3168936), (12, 2640780), (15, 2112624), (16, 1980585), (17, 1864080), (18, 1760520), (20, 1584468), (24, 1320390), (27, 1173680), (30, 1056312), (34, 932040), (36, 880260), (40, 792234), (45, 704208), (48, 660195), (51, 621360), (54, 586840), (60, 528156), (68, 466020), (72, 440130), (80, 396117), (85, 372816), (90, 352104), (102, 310680), (108, 293420), (120, 264078), (135, 234736), (136, 233010), (144, 220065), (153, 207120), (170, 186408), (180, 176052), (204, 155340), (216, 146710), (240, 132039), (255, 124272), (270, 117368), (272, 116505), (306, 103560), (340, 93204), (360, 88026), (408, 77670), (432, 73355), (459, 69040), (510, 62136), (540, 58684), (612, 51780), (680, 46602), (720, 44013), (765, 41424), (816, 38835), (863, 36720), (918, 34520), (1020, 31068), (1080, 29342), (1224, 25890), (1360, 23301), (1530, 20712), (1726, 18360), (1836, 17260), (2040, 15534), (2160, 14671), (2295, 13808), (2448, 12945), (2589, 12240), (3060, 10356), (3452, 9180), (3672, 8630), (4080, 7767), (4315, 7344), (4590, 6904), (5178, 6120)]