1307747200

素因数分解:

$2^7\times 5^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:337

約数の個数: 192

約数和(自身を含む): 3447212400

約数和(自身を除く): 2139465200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 128, 137, 152, 157, 160, 190, 200, 274, 304, 314, 320, 380, 400, 475, 548, 608, 628, 640, 685, 760, 785, 800, 950, 1096, 1216, 1256, 1370, 1520, 1570, 1600, 1900, 2192, 2432, 2512, 2603, 2740, 2983, 3040, 3140, 3200, 3425, 3800, 3925, 4384, 5024, 5206, 5480, 5966, 6080, 6280, 6850, 7600, 7850, 8768, 10048, 10412, 10960, 11932, 12160, 12560, 13015, 13700, 14915, 15200, 15700, 17536, 20096, 20824, 21509, 21920, 23864, 25120, 26030, 27400, 29830, 30400, 31400, 41648, 43018, 43840, 47728, 50240, 52060, 54800, 59660, 60800, 62800, 65075, 74575, 83296, 86036, 87680, 95456, 100480, 104120, 107545, 109600, 119320, 125600, 130150, 149150, 166592, 172072, 190912, 208240, 215090, 219200, 238640, 251200, 260300, 298300, 333184, 344144, 381824, 408671, 416480, 430180, 438400, 477280, 502400, 520600, 537725, 596600, 688288, 817342, 832960, 860360, 954560, 1041200, 1075450, 1193200, 1376576, 1634684, 1665920, 1720720, 1909120, 2043355, 2082400, 2150900, 2386400, 2753152, 3269368, 3441440, 4086710, 4164800, 4301800, 4772800, 6538736, 6882880, 8173420, 8329600, 8603600, 9545600, 10216775, 13077472, 13765760, 16346840, 17207200, 20433550, 26154944, 32693680, 34414400, 40867100, 52309888, 65387360, 68828800, 81734200, 130774720, 163468400, 261549440, 326936800, 653873600, 1307747200]

約数ペア:

[(1, 1307747200), (2, 653873600), (4, 326936800), (5, 261549440), (8, 163468400), (10, 130774720), (16, 81734200), (19, 68828800), (20, 65387360), (25, 52309888), (32, 40867100), (38, 34414400), (40, 32693680), (50, 26154944), (64, 20433550), (76, 17207200), (80, 16346840), (95, 13765760), (100, 13077472), (128, 10216775), (137, 9545600), (152, 8603600), (157, 8329600), (160, 8173420), (190, 6882880), (200, 6538736), (274, 4772800), (304, 4301800), (314, 4164800), (320, 4086710), (380, 3441440), (400, 3269368), (475, 2753152), (548, 2386400), (608, 2150900), (628, 2082400), (640, 2043355), (685, 1909120), (760, 1720720), (785, 1665920), (800, 1634684), (950, 1376576), (1096, 1193200), (1216, 1075450), (1256, 1041200), (1370, 954560), (1520, 860360), (1570, 832960), (1600, 817342), (1900, 688288), (2192, 596600), (2432, 537725), (2512, 520600), (2603, 502400), (2740, 477280), (2983, 438400), (3040, 430180), (3140, 416480), (3200, 408671), (3425, 381824), (3800, 344144), (3925, 333184), (4384, 298300), (5024, 260300), (5206, 251200), (5480, 238640), (5966, 219200), (6080, 215090), (6280, 208240), (6850, 190912), (7600, 172072), (7850, 166592), (8768, 149150), (10048, 130150), (10412, 125600), (10960, 119320), (11932, 109600), (12160, 107545), (12560, 104120), (13015, 100480), (13700, 95456), (14915, 87680), (15200, 86036), (15700, 83296), (17536, 74575), (20096, 65075), (20824, 62800), (21509, 60800), (21920, 59660), (23864, 54800), (25120, 52060), (26030, 50240), (27400, 47728), (29830, 43840), (30400, 43018), (31400, 41648)]