64506780

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1021}}^1$

素因数の和:1058

約数の個数: 144

約数和(自身を含む): 218740704

約数和(自身を除く): 154233924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 243, 260, 270, 324, 351, 390, 405, 468, 486, 540, 585, 702, 780, 810, 972, 1021, 1053, 1170, 1215, 1404, 1620, 1755, 2042, 2106, 2340, 2430, 3063, 3159, 3510, 4084, 4212, 4860, 5105, 5265, 6126, 6318, 7020, 9189, 10210, 10530, 12252, 12636, 13273, 15315, 15795, 18378, 20420, 21060, 26546, 27567, 30630, 31590, 36756, 39819, 45945, 53092, 55134, 61260, 63180, 66365, 79638, 82701, 91890, 110268, 119457, 132730, 137835, 159276, 165402, 183780, 199095, 238914, 248103, 265460, 275670, 330804, 358371, 398190, 413505, 477828, 496206, 551340, 597285, 716742, 796380, 827010, 992412, 1075113, 1194570, 1240515, 1433484, 1654020, 1791855, 2150226, 2389140, 2481030, 3225339, 3583710, 4300452, 4962060, 5375565, 6450678, 7167420, 10751130, 12901356, 16126695, 21502260, 32253390, 64506780]

約数ペア:

[(1, 64506780), (2, 32253390), (3, 21502260), (4, 16126695), (5, 12901356), (6, 10751130), (9, 7167420), (10, 6450678), (12, 5375565), (13, 4962060), (15, 4300452), (18, 3583710), (20, 3225339), (26, 2481030), (27, 2389140), (30, 2150226), (36, 1791855), (39, 1654020), (45, 1433484), (52, 1240515), (54, 1194570), (60, 1075113), (65, 992412), (78, 827010), (81, 796380), (90, 716742), (108, 597285), (117, 551340), (130, 496206), (135, 477828), (156, 413505), (162, 398190), (180, 358371), (195, 330804), (234, 275670), (243, 265460), (260, 248103), (270, 238914), (324, 199095), (351, 183780), (390, 165402), (405, 159276), (468, 137835), (486, 132730), (540, 119457), (585, 110268), (702, 91890), (780, 82701), (810, 79638), (972, 66365), (1021, 63180), (1053, 61260), (1170, 55134), (1215, 53092), (1404, 45945), (1620, 39819), (1755, 36756), (2042, 31590), (2106, 30630), (2340, 27567), (2430, 26546), (3063, 21060), (3159, 20420), (3510, 18378), (4084, 15795), (4212, 15315), (4860, 13273), (5105, 12636), (5265, 12252), (6126, 10530), (6318, 10210), (7020, 9189)]