66889980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:296

約数の個数: 144

約数和(自身を含む): 215115264

約数和(自身を除く): 148225284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 107, 115, 138, 151, 180, 207, 214, 230, 276, 302, 321, 345, 414, 428, 453, 460, 535, 604, 642, 690, 755, 828, 906, 963, 1035, 1070, 1284, 1359, 1380, 1510, 1605, 1812, 1926, 2070, 2140, 2265, 2461, 2718, 3020, 3210, 3473, 3852, 4140, 4530, 4815, 4922, 5436, 6420, 6795, 6946, 7383, 9060, 9630, 9844, 10419, 12305, 13590, 13892, 14766, 16157, 17365, 19260, 20838, 22149, 24610, 27180, 29532, 31257, 32314, 34730, 36915, 41676, 44298, 48471, 49220, 52095, 62514, 64628, 69460, 73830, 80785, 88596, 96942, 104190, 110745, 125028, 145413, 147660, 156285, 161570, 193884, 208380, 221490, 242355, 290826, 312570, 323140, 371611, 442980, 484710, 581652, 625140, 727065, 743222, 969420, 1114833, 1454130, 1486444, 1858055, 2229666, 2908260, 3344499, 3716110, 4459332, 5574165, 6688998, 7432220, 11148330, 13377996, 16722495, 22296660, 33444990, 66889980]

約数ペア:

[(1, 66889980), (2, 33444990), (3, 22296660), (4, 16722495), (5, 13377996), (6, 11148330), (9, 7432220), (10, 6688998), (12, 5574165), (15, 4459332), (18, 3716110), (20, 3344499), (23, 2908260), (30, 2229666), (36, 1858055), (45, 1486444), (46, 1454130), (60, 1114833), (69, 969420), (90, 743222), (92, 727065), (107, 625140), (115, 581652), (138, 484710), (151, 442980), (180, 371611), (207, 323140), (214, 312570), (230, 290826), (276, 242355), (302, 221490), (321, 208380), (345, 193884), (414, 161570), (428, 156285), (453, 147660), (460, 145413), (535, 125028), (604, 110745), (642, 104190), (690, 96942), (755, 88596), (828, 80785), (906, 73830), (963, 69460), (1035, 64628), (1070, 62514), (1284, 52095), (1359, 49220), (1380, 48471), (1510, 44298), (1605, 41676), (1812, 36915), (1926, 34730), (2070, 32314), (2140, 31257), (2265, 29532), (2461, 27180), (2718, 24610), (3020, 22149), (3210, 20838), (3473, 19260), (3852, 17365), (4140, 16157), (4530, 14766), (4815, 13892), (4922, 13590), (5436, 12305), (6420, 10419), (6795, 9844), (6946, 9630), (7383, 9060)]