254356830

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2389}}^1$

素因数の和:2435

約数の個数: 144

約数和(自身を含む): 818756640

約数和(自身を除く): 564399810

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 169, 182, 195, 210, 234, 273, 315, 338, 390, 455, 507, 546, 585, 630, 819, 845, 910, 1014, 1170, 1183, 1365, 1521, 1638, 1690, 2366, 2389, 2535, 2730, 3042, 3549, 4095, 4778, 5070, 5915, 7098, 7167, 7605, 8190, 10647, 11830, 11945, 14334, 15210, 16723, 17745, 21294, 21501, 23890, 31057, 33446, 35490, 35835, 43002, 50169, 53235, 62114, 71670, 83615, 93171, 100338, 106470, 107505, 150507, 155285, 167230, 186342, 215010, 217399, 250845, 279513, 301014, 310570, 403741, 434798, 465855, 501690, 559026, 652197, 752535, 807482, 931710, 1086995, 1211223, 1304394, 1397565, 1505070, 1956591, 2018705, 2173990, 2422446, 2795130, 2826187, 3260985, 3633669, 3913182, 4037410, 5652374, 6056115, 6521970, 7267338, 8478561, 9782955, 12112230, 14130935, 16957122, 18168345, 19565910, 25435683, 28261870, 36336690, 42392805, 50871366, 84785610, 127178415, 254356830]

約数ペア:

[(1, 254356830), (2, 127178415), (3, 84785610), (5, 50871366), (6, 42392805), (7, 36336690), (9, 28261870), (10, 25435683), (13, 19565910), (14, 18168345), (15, 16957122), (18, 14130935), (21, 12112230), (26, 9782955), (30, 8478561), (35, 7267338), (39, 6521970), (42, 6056115), (45, 5652374), (63, 4037410), (65, 3913182), (70, 3633669), (78, 3260985), (90, 2826187), (91, 2795130), (105, 2422446), (117, 2173990), (126, 2018705), (130, 1956591), (169, 1505070), (182, 1397565), (195, 1304394), (210, 1211223), (234, 1086995), (273, 931710), (315, 807482), (338, 752535), (390, 652197), (455, 559026), (507, 501690), (546, 465855), (585, 434798), (630, 403741), (819, 310570), (845, 301014), (910, 279513), (1014, 250845), (1170, 217399), (1183, 215010), (1365, 186342), (1521, 167230), (1638, 155285), (1690, 150507), (2366, 107505), (2389, 106470), (2535, 100338), (2730, 93171), (3042, 83615), (3549, 71670), (4095, 62114), (4778, 53235), (5070, 50169), (5915, 43002), (7098, 35835), (7167, 35490), (7605, 33446), (8190, 31057), (10647, 23890), (11830, 21501), (11945, 21294), (14334, 17745), (15210, 16723)]