208485420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{47}}^2$

素因数の和:141

約数の個数: 216

約数和(自身を含む): 706025712

約数和(自身を除く): 497540292

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 47, 52, 55, 60, 65, 66, 78, 94, 110, 121, 130, 132, 141, 143, 156, 165, 188, 195, 220, 235, 242, 260, 282, 286, 330, 363, 390, 429, 470, 484, 517, 564, 572, 605, 611, 660, 705, 715, 726, 780, 858, 940, 1034, 1210, 1222, 1410, 1430, 1452, 1551, 1573, 1716, 1815, 1833, 2068, 2145, 2209, 2420, 2444, 2585, 2820, 2860, 3055, 3102, 3146, 3630, 3666, 4290, 4418, 4719, 5170, 5687, 6110, 6204, 6292, 6627, 6721, 7260, 7332, 7755, 7865, 8580, 8836, 9165, 9438, 10340, 11045, 11374, 12220, 13254, 13442, 15510, 15730, 17061, 18330, 18876, 20163, 22090, 22748, 23595, 24299, 26508, 26884, 28435, 28717, 31020, 31460, 33135, 33605, 34122, 36660, 40326, 44180, 47190, 48598, 56870, 57434, 66270, 67210, 68244, 72897, 73931, 80652, 85305, 86151, 94380, 97196, 100815, 113740, 114868, 121495, 132540, 134420, 143585, 145794, 147862, 170610, 172302, 201630, 221793, 242990, 267289, 287170, 291588, 295724, 315887, 341220, 344604, 364485, 369655, 403260, 430755, 443586, 485980, 534578, 574340, 631774, 728970, 739310, 801867, 861510, 887172, 947661, 1069156, 1108965, 1263548, 1336445, 1457940, 1478620, 1579435, 1603734, 1723020, 1895322, 2217930, 2672890, 3158870, 3207468, 3474757, 3790644, 4009335, 4435860, 4738305, 5345780, 6317740, 6949514, 8018670, 9476610, 10424271, 13899028, 16037340, 17373785, 18953220, 20848542, 34747570, 41697084, 52121355, 69495140, 104242710, 208485420]

約数ペア:

[(1, 208485420), (2, 104242710), (3, 69495140), (4, 52121355), (5, 41697084), (6, 34747570), (10, 20848542), (11, 18953220), (12, 17373785), (13, 16037340), (15, 13899028), (20, 10424271), (22, 9476610), (26, 8018670), (30, 6949514), (33, 6317740), (39, 5345780), (44, 4738305), (47, 4435860), (52, 4009335), (55, 3790644), (60, 3474757), (65, 3207468), (66, 3158870), (78, 2672890), (94, 2217930), (110, 1895322), (121, 1723020), (130, 1603734), (132, 1579435), (141, 1478620), (143, 1457940), (156, 1336445), (165, 1263548), (188, 1108965), (195, 1069156), (220, 947661), (235, 887172), (242, 861510), (260, 801867), (282, 739310), (286, 728970), (330, 631774), (363, 574340), (390, 534578), (429, 485980), (470, 443586), (484, 430755), (517, 403260), (564, 369655), (572, 364485), (605, 344604), (611, 341220), (660, 315887), (705, 295724), (715, 291588), (726, 287170), (780, 267289), (858, 242990), (940, 221793), (1034, 201630), (1210, 172302), (1222, 170610), (1410, 147862), (1430, 145794), (1452, 143585), (1551, 134420), (1573, 132540), (1716, 121495), (1815, 114868), (1833, 113740), (2068, 100815), (2145, 97196), (2209, 94380), (2420, 86151), (2444, 85305), (2585, 80652), (2820, 73931), (2860, 72897), (3055, 68244), (3102, 67210), (3146, 66270), (3630, 57434), (3666, 56870), (4290, 48598), (4418, 47190), (4719, 44180), (5170, 40326), (5687, 36660), (6110, 34122), (6204, 33605), (6292, 33135), (6627, 31460), (6721, 31020), (7260, 28717), (7332, 28435), (7755, 26884), (7865, 26508), (8580, 24299), (8836, 23595), (9165, 22748), (9438, 22090), (10340, 20163), (11045, 18876), (11374, 18330), (12220, 17061), (13254, 15730), (13442, 15510)]