2857721600

素因数分解:

$2^8\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:447

約数の個数: 216

約数和(自身を含む): 7573265280

約数和(自身を除く): 4715543680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 71, 76, 80, 95, 100, 128, 142, 152, 160, 190, 200, 256, 284, 304, 320, 331, 355, 380, 400, 475, 568, 608, 640, 662, 710, 760, 800, 950, 1136, 1216, 1280, 1324, 1349, 1420, 1520, 1600, 1655, 1775, 1900, 2272, 2432, 2648, 2698, 2840, 3040, 3200, 3310, 3550, 3800, 4544, 4864, 5296, 5396, 5680, 6080, 6289, 6400, 6620, 6745, 7100, 7600, 8275, 9088, 10592, 10792, 11360, 12160, 12578, 13240, 13490, 14200, 15200, 16550, 18176, 21184, 21584, 22720, 23501, 24320, 25156, 26480, 26980, 28400, 30400, 31445, 33100, 33725, 42368, 43168, 45440, 47002, 50312, 52960, 53960, 56800, 60800, 62890, 66200, 67450, 84736, 86336, 90880, 94004, 100624, 105920, 107920, 113600, 117505, 121600, 125780, 132400, 134900, 157225, 172672, 188008, 201248, 211840, 215840, 227200, 235010, 251560, 264800, 269800, 314450, 345344, 376016, 402496, 423680, 431680, 446519, 454400, 470020, 503120, 529600, 539600, 587525, 628900, 752032, 804992, 863360, 893038, 940040, 1006240, 1059200, 1079200, 1175050, 1257800, 1504064, 1609984, 1726720, 1786076, 1880080, 2012480, 2118400, 2158400, 2232595, 2350100, 2515600, 3008128, 3572152, 3760160, 4024960, 4316800, 4465190, 4700200, 5031200, 6016256, 7144304, 7520320, 8049920, 8633600, 8930380, 9400400, 10062400, 11162975, 14288608, 15040640, 17860760, 18800800, 20124800, 22325950, 28577216, 30081280, 35721520, 37601600, 40249600, 44651900, 57154432, 71443040, 75203200, 89303800, 114308864, 142886080, 150406400, 178607600, 285772160, 357215200, 571544320, 714430400, 1428860800, 2857721600]

約数ペア:

[(1, 2857721600), (2, 1428860800), (4, 714430400), (5, 571544320), (8, 357215200), (10, 285772160), (16, 178607600), (19, 150406400), (20, 142886080), (25, 114308864), (32, 89303800), (38, 75203200), (40, 71443040), (50, 57154432), (64, 44651900), (71, 40249600), (76, 37601600), (80, 35721520), (95, 30081280), (100, 28577216), (128, 22325950), (142, 20124800), (152, 18800800), (160, 17860760), (190, 15040640), (200, 14288608), (256, 11162975), (284, 10062400), (304, 9400400), (320, 8930380), (331, 8633600), (355, 8049920), (380, 7520320), (400, 7144304), (475, 6016256), (568, 5031200), (608, 4700200), (640, 4465190), (662, 4316800), (710, 4024960), (760, 3760160), (800, 3572152), (950, 3008128), (1136, 2515600), (1216, 2350100), (1280, 2232595), (1324, 2158400), (1349, 2118400), (1420, 2012480), (1520, 1880080), (1600, 1786076), (1655, 1726720), (1775, 1609984), (1900, 1504064), (2272, 1257800), (2432, 1175050), (2648, 1079200), (2698, 1059200), (2840, 1006240), (3040, 940040), (3200, 893038), (3310, 863360), (3550, 804992), (3800, 752032), (4544, 628900), (4864, 587525), (5296, 539600), (5396, 529600), (5680, 503120), (6080, 470020), (6289, 454400), (6400, 446519), (6620, 431680), (6745, 423680), (7100, 402496), (7600, 376016), (8275, 345344), (9088, 314450), (10592, 269800), (10792, 264800), (11360, 251560), (12160, 235010), (12578, 227200), (13240, 215840), (13490, 211840), (14200, 201248), (15200, 188008), (16550, 172672), (18176, 157225), (21184, 134900), (21584, 132400), (22720, 125780), (23501, 121600), (24320, 117505), (25156, 113600), (26480, 107920), (26980, 105920), (28400, 100624), (30400, 94004), (31445, 90880), (33100, 86336), (33725, 84736), (42368, 67450), (43168, 66200), (45440, 62890), (47002, 60800), (50312, 56800), (52960, 53960)]