71565480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{4057}}^1$

素因数の和:4088

約数の個数: 144

約数和(自身を含む): 270628020

約数和(自身を除く): 199062540

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4057, 4410, 5880, 8114, 8820, 12171, 16228, 17640, 20285, 24342, 28399, 32456, 36513, 40570, 48684, 56798, 60855, 73026, 81140, 85197, 97368, 113596, 121710, 141995, 146052, 162280, 170394, 182565, 198793, 227192, 243420, 255591, 283990, 292104, 340788, 365130, 397586, 425985, 486840, 511182, 567980, 596379, 681576, 730260, 795172, 851970, 993965, 1022364, 1135960, 1192758, 1277955, 1460520, 1590344, 1703940, 1789137, 1987930, 2044728, 2385516, 2555910, 2981895, 3407880, 3578274, 3975860, 4771032, 5111820, 5963790, 7156548, 7951720, 8945685, 10223640, 11927580, 14313096, 17891370, 23855160, 35782740, 71565480]

約数ペア:

[(1, 71565480), (2, 35782740), (3, 23855160), (4, 17891370), (5, 14313096), (6, 11927580), (7, 10223640), (8, 8945685), (9, 7951720), (10, 7156548), (12, 5963790), (14, 5111820), (15, 4771032), (18, 3975860), (20, 3578274), (21, 3407880), (24, 2981895), (28, 2555910), (30, 2385516), (35, 2044728), (36, 1987930), (40, 1789137), (42, 1703940), (45, 1590344), (49, 1460520), (56, 1277955), (60, 1192758), (63, 1135960), (70, 1022364), (72, 993965), (84, 851970), (90, 795172), (98, 730260), (105, 681576), (120, 596379), (126, 567980), (140, 511182), (147, 486840), (168, 425985), (180, 397586), (196, 365130), (210, 340788), (245, 292104), (252, 283990), (280, 255591), (294, 243420), (315, 227192), (360, 198793), (392, 182565), (420, 170394), (441, 162280), (490, 146052), (504, 141995), (588, 121710), (630, 113596), (735, 97368), (840, 85197), (882, 81140), (980, 73026), (1176, 60855), (1260, 56798), (1470, 48684), (1764, 40570), (1960, 36513), (2205, 32456), (2520, 28399), (2940, 24342), (3528, 20285), (4057, 17640), (4410, 16228), (5880, 12171), (8114, 8820)]