490831440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2089}}^1$

素因数の和:2205

約数の個数: 160

約数和(自身を含む): 1679356800

約数和(自身を除く): 1188525360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 89, 110, 120, 132, 165, 176, 178, 220, 240, 264, 267, 330, 356, 440, 445, 528, 534, 660, 712, 880, 890, 979, 1068, 1320, 1335, 1424, 1780, 1958, 2089, 2136, 2640, 2670, 2937, 3560, 3916, 4178, 4272, 4895, 5340, 5874, 6267, 7120, 7832, 8356, 9790, 10445, 10680, 11748, 12534, 14685, 15664, 16712, 19580, 20890, 21360, 22979, 23496, 25068, 29370, 31335, 33424, 39160, 41780, 45958, 46992, 50136, 58740, 62670, 68937, 78320, 83560, 91916, 100272, 114895, 117480, 125340, 137874, 167120, 183832, 185921, 229790, 234960, 250680, 275748, 344685, 367664, 371842, 459580, 501360, 551496, 557763, 689370, 743684, 919160, 929605, 1102992, 1115526, 1378740, 1487368, 1838320, 1859210, 2045131, 2231052, 2757480, 2788815, 2974736, 3718420, 4090262, 4462104, 5514960, 5577630, 6135393, 7436840, 8180524, 8924208, 10225655, 11155260, 12270786, 14873680, 16361048, 20451310, 22310520, 24541572, 30676965, 32722096, 40902620, 44621040, 49083144, 61353930, 81805240, 98166288, 122707860, 163610480, 245415720, 490831440]

約数ペア:

[(1, 490831440), (2, 245415720), (3, 163610480), (4, 122707860), (5, 98166288), (6, 81805240), (8, 61353930), (10, 49083144), (11, 44621040), (12, 40902620), (15, 32722096), (16, 30676965), (20, 24541572), (22, 22310520), (24, 20451310), (30, 16361048), (33, 14873680), (40, 12270786), (44, 11155260), (48, 10225655), (55, 8924208), (60, 8180524), (66, 7436840), (80, 6135393), (88, 5577630), (89, 5514960), (110, 4462104), (120, 4090262), (132, 3718420), (165, 2974736), (176, 2788815), (178, 2757480), (220, 2231052), (240, 2045131), (264, 1859210), (267, 1838320), (330, 1487368), (356, 1378740), (440, 1115526), (445, 1102992), (528, 929605), (534, 919160), (660, 743684), (712, 689370), (880, 557763), (890, 551496), (979, 501360), (1068, 459580), (1320, 371842), (1335, 367664), (1424, 344685), (1780, 275748), (1958, 250680), (2089, 234960), (2136, 229790), (2640, 185921), (2670, 183832), (2937, 167120), (3560, 137874), (3916, 125340), (4178, 117480), (4272, 114895), (4895, 100272), (5340, 91916), (5874, 83560), (6267, 78320), (7120, 68937), (7832, 62670), (8356, 58740), (9790, 50136), (10445, 46992), (10680, 45958), (11748, 41780), (12534, 39160), (14685, 33424), (15664, 31335), (16712, 29370), (19580, 25068), (20890, 23496), (21360, 22979)]