287462280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{14879}}^1$

素因数の和:14923

約数の個数: 128

約数和(自身を含む): 1028505600

約数和(自身を除く): 741043320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1610, 1932, 2415, 2760, 3220, 3864, 4830, 6440, 9660, 14879, 19320, 29758, 44637, 59516, 74395, 89274, 104153, 119032, 148790, 178548, 208306, 223185, 297580, 312459, 342217, 357096, 416612, 446370, 520765, 595160, 624918, 684434, 833224, 892740, 1026651, 1041530, 1249836, 1368868, 1562295, 1711085, 1785480, 2053302, 2083060, 2395519, 2499672, 2737736, 3124590, 3422170, 4106604, 4166120, 4791038, 5133255, 6249180, 6844340, 7186557, 8213208, 9582076, 10266510, 11977595, 12498360, 13688680, 14373114, 19164152, 20533020, 23955190, 28746228, 35932785, 41066040, 47910380, 57492456, 71865570, 95820760, 143731140, 287462280]

約数ペア:

[(1, 287462280), (2, 143731140), (3, 95820760), (4, 71865570), (5, 57492456), (6, 47910380), (7, 41066040), (8, 35932785), (10, 28746228), (12, 23955190), (14, 20533020), (15, 19164152), (20, 14373114), (21, 13688680), (23, 12498360), (24, 11977595), (28, 10266510), (30, 9582076), (35, 8213208), (40, 7186557), (42, 6844340), (46, 6249180), (56, 5133255), (60, 4791038), (69, 4166120), (70, 4106604), (84, 3422170), (92, 3124590), (105, 2737736), (115, 2499672), (120, 2395519), (138, 2083060), (140, 2053302), (161, 1785480), (168, 1711085), (184, 1562295), (210, 1368868), (230, 1249836), (276, 1041530), (280, 1026651), (322, 892740), (345, 833224), (420, 684434), (460, 624918), (483, 595160), (552, 520765), (644, 446370), (690, 416612), (805, 357096), (840, 342217), (920, 312459), (966, 297580), (1288, 223185), (1380, 208306), (1610, 178548), (1932, 148790), (2415, 119032), (2760, 104153), (3220, 89274), (3864, 74395), (4830, 59516), (6440, 44637), (9660, 29758), (14879, 19320)]