73004940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1697}}^1$

素因数の和:1951

約数の個数: 72

約数和(自身を含む): 222505920

約数和(自身を除く): 149500980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 956, 1195, 1434, 1697, 2151, 2390, 2868, 3394, 3585, 4302, 4780, 5091, 6788, 7170, 8485, 8604, 10182, 10755, 14340, 15273, 16970, 20364, 21510, 25455, 30546, 33940, 43020, 50910, 61092, 76365, 101820, 152730, 305460, 405583, 811166, 1216749, 1622332, 2027915, 2433498, 3650247, 4055830, 4866996, 6083745, 7300494, 8111660, 12167490, 14600988, 18251235, 24334980, 36502470, 73004940]

約数ペア:

[(1, 73004940), (2, 36502470), (3, 24334980), (4, 18251235), (5, 14600988), (6, 12167490), (9, 8111660), (10, 7300494), (12, 6083745), (15, 4866996), (18, 4055830), (20, 3650247), (30, 2433498), (36, 2027915), (45, 1622332), (60, 1216749), (90, 811166), (180, 405583), (239, 305460), (478, 152730), (717, 101820), (956, 76365), (1195, 61092), (1434, 50910), (1697, 43020), (2151, 33940), (2390, 30546), (2868, 25455), (3394, 21510), (3585, 20364), (4302, 16970), (4780, 15273), (5091, 14340), (6788, 10755), (7170, 10182), (8485, 8604)]