72107910

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:307

約数の個数: 144

約数和(自身を含む): 221837616

約数和(自身を除く): 149729706

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 83, 90, 98, 105, 126, 147, 166, 197, 210, 245, 249, 294, 315, 394, 415, 441, 490, 498, 581, 591, 630, 735, 747, 830, 882, 985, 1162, 1182, 1245, 1379, 1470, 1494, 1743, 1773, 1970, 2205, 2490, 2758, 2905, 2955, 3486, 3546, 3735, 4067, 4137, 4410, 5229, 5810, 5910, 6895, 7470, 8134, 8274, 8715, 8865, 9653, 10458, 12201, 12411, 13790, 16351, 17430, 17730, 19306, 20335, 20685, 24402, 24822, 26145, 28959, 32702, 36603, 40670, 41370, 48265, 49053, 52290, 57918, 61005, 62055, 73206, 81755, 86877, 96530, 98106, 114457, 122010, 124110, 144795, 147159, 163510, 173754, 183015, 228914, 245265, 289590, 294318, 343371, 366030, 434385, 490530, 572285, 686742, 735795, 801199, 868770, 1030113, 1144570, 1471590, 1602398, 1716855, 2060226, 2403597, 3433710, 4005995, 4807194, 5150565, 7210791, 8011990, 10301130, 12017985, 14421582, 24035970, 36053955, 72107910]

約数ペア:

[(1, 72107910), (2, 36053955), (3, 24035970), (5, 14421582), (6, 12017985), (7, 10301130), (9, 8011990), (10, 7210791), (14, 5150565), (15, 4807194), (18, 4005995), (21, 3433710), (30, 2403597), (35, 2060226), (42, 1716855), (45, 1602398), (49, 1471590), (63, 1144570), (70, 1030113), (83, 868770), (90, 801199), (98, 735795), (105, 686742), (126, 572285), (147, 490530), (166, 434385), (197, 366030), (210, 343371), (245, 294318), (249, 289590), (294, 245265), (315, 228914), (394, 183015), (415, 173754), (441, 163510), (490, 147159), (498, 144795), (581, 124110), (591, 122010), (630, 114457), (735, 98106), (747, 96530), (830, 86877), (882, 81755), (985, 73206), (1162, 62055), (1182, 61005), (1245, 57918), (1379, 52290), (1470, 49053), (1494, 48265), (1743, 41370), (1773, 40670), (1970, 36603), (2205, 32702), (2490, 28959), (2758, 26145), (2905, 24822), (2955, 24402), (3486, 20685), (3546, 20335), (3735, 19306), (4067, 17730), (4137, 17430), (4410, 16351), (5229, 13790), (5810, 12411), (5910, 12201), (6895, 10458), (7470, 9653), (8134, 8865), (8274, 8715)]