643087090560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2556803}}^1$

素因数の和:2556956

約数の個数: 128

約数和(自身を含む): 2065488543360

約数和(自身を除く): 1422401452800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 131, 160, 192, 240, 262, 320, 384, 393, 480, 524, 640, 655, 786, 960, 1048, 1310, 1572, 1920, 1965, 2096, 2620, 3144, 3930, 4192, 5240, 6288, 7860, 8384, 10480, 12576, 15720, 16768, 20960, 25152, 31440, 41920, 50304, 62880, 83840, 125760, 251520, 2556803, 5113606, 7670409, 10227212, 12784015, 15340818, 20454424, 25568030, 30681636, 38352045, 40908848, 51136060, 61363272, 76704090, 81817696, 102272120, 122726544, 153408180, 163635392, 204544240, 245453088, 306816360, 327270784, 334941193, 409088480, 490906176, 613632720, 669882386, 818176960, 981812352, 1004823579, 1227265440, 1339764772, 1636353920, 1674705965, 2009647158, 2454530880, 2679529544, 3349411930, 4019294316, 4909061760, 5024117895, 5359059088, 6698823860, 8038588632, 10048235790, 10718118176, 13397647720, 16077177264, 20096471580, 21436236352, 26795295440, 32154354528, 40192943160, 42872472704, 53590590880, 64308709056, 80385886320, 107181181760, 128617418112, 160771772640, 214362363520, 321543545280, 643087090560]

約数ペア:

[(1, 643087090560), (2, 321543545280), (3, 214362363520), (4, 160771772640), (5, 128617418112), (6, 107181181760), (8, 80385886320), (10, 64308709056), (12, 53590590880), (15, 42872472704), (16, 40192943160), (20, 32154354528), (24, 26795295440), (30, 21436236352), (32, 20096471580), (40, 16077177264), (48, 13397647720), (60, 10718118176), (64, 10048235790), (80, 8038588632), (96, 6698823860), (120, 5359059088), (128, 5024117895), (131, 4909061760), (160, 4019294316), (192, 3349411930), (240, 2679529544), (262, 2454530880), (320, 2009647158), (384, 1674705965), (393, 1636353920), (480, 1339764772), (524, 1227265440), (640, 1004823579), (655, 981812352), (786, 818176960), (960, 669882386), (1048, 613632720), (1310, 490906176), (1572, 409088480), (1920, 334941193), (1965, 327270784), (2096, 306816360), (2620, 245453088), (3144, 204544240), (3930, 163635392), (4192, 153408180), (5240, 122726544), (6288, 102272120), (7860, 81817696), (8384, 76704090), (10480, 61363272), (12576, 51136060), (15720, 40908848), (16768, 38352045), (20960, 30681636), (25152, 25568030), (31440, 20454424), (41920, 15340818), (50304, 12784015), (62880, 10227212), (83840, 7670409), (125760, 5113606), (251520, 2556803)]