320810400

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2621}}^1$

素因数の和:2664

約数の個数: 216

約数和(自身を含む): 1198259244

約数和(自身を除く): 877448844

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 25, 30, 32, 34, 36, 40, 45, 48, 50, 51, 60, 68, 72, 75, 80, 85, 90, 96, 100, 102, 120, 136, 144, 150, 153, 160, 170, 180, 200, 204, 225, 240, 255, 272, 288, 300, 306, 340, 360, 400, 408, 425, 450, 480, 510, 544, 600, 612, 680, 720, 765, 800, 816, 850, 900, 1020, 1200, 1224, 1275, 1360, 1440, 1530, 1632, 1700, 1800, 2040, 2400, 2448, 2550, 2621, 2720, 3060, 3400, 3600, 3825, 4080, 4896, 5100, 5242, 6120, 6800, 7200, 7650, 7863, 8160, 10200, 10484, 12240, 13105, 13600, 15300, 15726, 20400, 20968, 23589, 24480, 26210, 30600, 31452, 39315, 40800, 41936, 44557, 47178, 52420, 61200, 62904, 65525, 78630, 83872, 89114, 94356, 104840, 117945, 122400, 125808, 131050, 133671, 157260, 178228, 188712, 196575, 209680, 222785, 235890, 251616, 262100, 267342, 314520, 356456, 377424, 393150, 401013, 419360, 445570, 471780, 524200, 534684, 589725, 629040, 668355, 712912, 754848, 786300, 802026, 891140, 943560, 1048400, 1069368, 1113925, 1179450, 1258080, 1336710, 1425824, 1572600, 1604052, 1782280, 1887120, 2005065, 2096800, 2138736, 2227850, 2358900, 2673420, 3145200, 3208104, 3341775, 3564560, 3774240, 4010130, 4277472, 4455700, 4717800, 5346840, 6290400, 6416208, 6683550, 7129120, 8020260, 8911400, 9435600, 10025325, 10693680, 12832416, 13367100, 16040520, 17822800, 18871200, 20050650, 21387360, 26734200, 32081040, 35645600, 40101300, 53468400, 64162080, 80202600, 106936800, 160405200, 320810400]

約数ペア:

[(1, 320810400), (2, 160405200), (3, 106936800), (4, 80202600), (5, 64162080), (6, 53468400), (8, 40101300), (9, 35645600), (10, 32081040), (12, 26734200), (15, 21387360), (16, 20050650), (17, 18871200), (18, 17822800), (20, 16040520), (24, 13367100), (25, 12832416), (30, 10693680), (32, 10025325), (34, 9435600), (36, 8911400), (40, 8020260), (45, 7129120), (48, 6683550), (50, 6416208), (51, 6290400), (60, 5346840), (68, 4717800), (72, 4455700), (75, 4277472), (80, 4010130), (85, 3774240), (90, 3564560), (96, 3341775), (100, 3208104), (102, 3145200), (120, 2673420), (136, 2358900), (144, 2227850), (150, 2138736), (153, 2096800), (160, 2005065), (170, 1887120), (180, 1782280), (200, 1604052), (204, 1572600), (225, 1425824), (240, 1336710), (255, 1258080), (272, 1179450), (288, 1113925), (300, 1069368), (306, 1048400), (340, 943560), (360, 891140), (400, 802026), (408, 786300), (425, 754848), (450, 712912), (480, 668355), (510, 629040), (544, 589725), (600, 534684), (612, 524200), (680, 471780), (720, 445570), (765, 419360), (800, 401013), (816, 393150), (850, 377424), (900, 356456), (1020, 314520), (1200, 267342), (1224, 262100), (1275, 251616), (1360, 235890), (1440, 222785), (1530, 209680), (1632, 196575), (1700, 188712), (1800, 178228), (2040, 157260), (2400, 133671), (2448, 131050), (2550, 125808), (2621, 122400), (2720, 117945), (3060, 104840), (3400, 94356), (3600, 89114), (3825, 83872), (4080, 78630), (4896, 65525), (5100, 62904), (5242, 61200), (6120, 52420), (6800, 47178), (7200, 44557), (7650, 41936), (7863, 40800), (8160, 39315), (10200, 31452), (10484, 30600), (12240, 26210), (13105, 24480), (13600, 23589), (15300, 20968), (15726, 20400)]