157917900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{541}}^1$

素因数の和:704

約数の個数: 144

約数和(自身を含む): 526910720

約数和(自身を除く): 368992820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 139, 140, 150, 175, 210, 278, 300, 350, 417, 420, 525, 541, 556, 695, 700, 834, 973, 1050, 1082, 1390, 1623, 1668, 1946, 2085, 2100, 2164, 2705, 2780, 2919, 3246, 3475, 3787, 3892, 4170, 4865, 5410, 5838, 6492, 6950, 7574, 8115, 8340, 9730, 10425, 10820, 11361, 11676, 13525, 13900, 14595, 15148, 16230, 18935, 19460, 20850, 22722, 24325, 27050, 29190, 32460, 37870, 40575, 41700, 45444, 48650, 54100, 56805, 58380, 72975, 75199, 75740, 81150, 94675, 97300, 113610, 145950, 150398, 162300, 189350, 225597, 227220, 284025, 291900, 300796, 375995, 378700, 451194, 526393, 568050, 751990, 902388, 1052786, 1127985, 1136100, 1503980, 1579179, 1879975, 2105572, 2255970, 2631965, 3158358, 3759950, 4511940, 5263930, 5639925, 6316716, 7519900, 7895895, 10527860, 11279850, 13159825, 15791790, 22559700, 26319650, 31583580, 39479475, 52639300, 78958950, 157917900]

約数ペア:

[(1, 157917900), (2, 78958950), (3, 52639300), (4, 39479475), (5, 31583580), (6, 26319650), (7, 22559700), (10, 15791790), (12, 13159825), (14, 11279850), (15, 10527860), (20, 7895895), (21, 7519900), (25, 6316716), (28, 5639925), (30, 5263930), (35, 4511940), (42, 3759950), (50, 3158358), (60, 2631965), (70, 2255970), (75, 2105572), (84, 1879975), (100, 1579179), (105, 1503980), (139, 1136100), (140, 1127985), (150, 1052786), (175, 902388), (210, 751990), (278, 568050), (300, 526393), (350, 451194), (417, 378700), (420, 375995), (525, 300796), (541, 291900), (556, 284025), (695, 227220), (700, 225597), (834, 189350), (973, 162300), (1050, 150398), (1082, 145950), (1390, 113610), (1623, 97300), (1668, 94675), (1946, 81150), (2085, 75740), (2100, 75199), (2164, 72975), (2705, 58380), (2780, 56805), (2919, 54100), (3246, 48650), (3475, 45444), (3787, 41700), (3892, 40575), (4170, 37870), (4865, 32460), (5410, 29190), (5838, 27050), (6492, 24325), (6950, 22722), (7574, 20850), (8115, 19460), (8340, 18935), (9730, 16230), (10425, 15148), (10820, 14595), (11361, 13900), (11676, 13525)]