208794800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:451

約数の個数: 120

約数和(自身を含む): 536007360

約数和(自身を除く): 327212560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 83, 95, 100, 152, 166, 190, 200, 304, 331, 332, 380, 400, 415, 475, 662, 664, 760, 830, 950, 1324, 1328, 1520, 1577, 1655, 1660, 1900, 2075, 2648, 3154, 3310, 3320, 3800, 4150, 5296, 6289, 6308, 6620, 6640, 7600, 7885, 8275, 8300, 12578, 12616, 13240, 15770, 16550, 16600, 25156, 25232, 26480, 27473, 31445, 31540, 33100, 33200, 39425, 50312, 54946, 62890, 63080, 66200, 78850, 100624, 109892, 125780, 126160, 132400, 137365, 157225, 157700, 219784, 251560, 274730, 314450, 315400, 439568, 503120, 521987, 549460, 628900, 630800, 686825, 1043974, 1098920, 1257800, 1373650, 2087948, 2197840, 2515600, 2609935, 2747300, 4175896, 5219870, 5494600, 8351792, 10439740, 10989200, 13049675, 20879480, 26099350, 41758960, 52198700, 104397400, 208794800]

約数ペア:

[(1, 208794800), (2, 104397400), (4, 52198700), (5, 41758960), (8, 26099350), (10, 20879480), (16, 13049675), (19, 10989200), (20, 10439740), (25, 8351792), (38, 5494600), (40, 5219870), (50, 4175896), (76, 2747300), (80, 2609935), (83, 2515600), (95, 2197840), (100, 2087948), (152, 1373650), (166, 1257800), (190, 1098920), (200, 1043974), (304, 686825), (331, 630800), (332, 628900), (380, 549460), (400, 521987), (415, 503120), (475, 439568), (662, 315400), (664, 314450), (760, 274730), (830, 251560), (950, 219784), (1324, 157700), (1328, 157225), (1520, 137365), (1577, 132400), (1655, 126160), (1660, 125780), (1900, 109892), (2075, 100624), (2648, 78850), (3154, 66200), (3310, 63080), (3320, 62890), (3800, 54946), (4150, 50312), (5296, 39425), (6289, 33200), (6308, 33100), (6620, 31540), (6640, 31445), (7600, 27473), (7885, 26480), (8275, 25232), (8300, 25156), (12578, 16600), (12616, 16550), (13240, 15770)]