647576280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{138371}}^1$

素因数の和:138401

約数の個数: 96

約数和(自身を含む): 2266533360

約数和(自身を除く): 1618957080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 138371, 276742, 415113, 553484, 691855, 830226, 1106968, 1245339, 1383710, 1660452, 1798823, 2075565, 2490678, 2767420, 3320904, 3597646, 4151130, 4981356, 5396469, 5534840, 6226695, 7195292, 8302260, 8994115, 9962712, 10792938, 12453390, 14390584, 16189407, 16604520, 17988230, 21585876, 24906780, 26982345, 32378814, 35976460, 43171752, 49813560, 53964690, 64757628, 71952920, 80947035, 107929380, 129515256, 161894070, 215858760, 323788140, 647576280]

約数ペア:

[(1, 647576280), (2, 323788140), (3, 215858760), (4, 161894070), (5, 129515256), (6, 107929380), (8, 80947035), (9, 71952920), (10, 64757628), (12, 53964690), (13, 49813560), (15, 43171752), (18, 35976460), (20, 32378814), (24, 26982345), (26, 24906780), (30, 21585876), (36, 17988230), (39, 16604520), (40, 16189407), (45, 14390584), (52, 12453390), (60, 10792938), (65, 9962712), (72, 8994115), (78, 8302260), (90, 7195292), (104, 6226695), (117, 5534840), (120, 5396469), (130, 4981356), (156, 4151130), (180, 3597646), (195, 3320904), (234, 2767420), (260, 2490678), (312, 2075565), (360, 1798823), (390, 1660452), (468, 1383710), (520, 1245339), (585, 1106968), (780, 830226), (936, 691855), (1170, 553484), (1560, 415113), (2340, 276742), (4680, 138371)]