61301240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1531}}^1$

素因数の和:1573

約数の個数: 128

約数和(自身を含む): 185310720

約数和(自身を除く): 124009480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 715, 728, 770, 910, 1001, 1144, 1430, 1531, 1540, 1820, 2002, 2860, 3062, 3080, 3640, 4004, 5005, 5720, 6124, 7655, 8008, 10010, 10717, 12248, 15310, 16841, 19903, 20020, 21434, 30620, 33682, 39806, 40040, 42868, 53585, 61240, 67364, 79612, 84205, 85736, 99515, 107170, 117887, 134728, 139321, 159224, 168410, 199030, 214340, 218933, 235774, 278642, 336820, 398060, 428680, 437866, 471548, 557284, 589435, 673640, 696605, 796120, 875732, 943096, 1094665, 1114568, 1178870, 1393210, 1532531, 1751464, 2189330, 2357740, 2786420, 3065062, 4378660, 4715480, 5572840, 6130124, 7662655, 8757320, 12260248, 15325310, 30650620, 61301240]

約数ペア:

[(1, 61301240), (2, 30650620), (4, 15325310), (5, 12260248), (7, 8757320), (8, 7662655), (10, 6130124), (11, 5572840), (13, 4715480), (14, 4378660), (20, 3065062), (22, 2786420), (26, 2357740), (28, 2189330), (35, 1751464), (40, 1532531), (44, 1393210), (52, 1178870), (55, 1114568), (56, 1094665), (65, 943096), (70, 875732), (77, 796120), (88, 696605), (91, 673640), (104, 589435), (110, 557284), (130, 471548), (140, 437866), (143, 428680), (154, 398060), (182, 336820), (220, 278642), (260, 235774), (280, 218933), (286, 214340), (308, 199030), (364, 168410), (385, 159224), (440, 139321), (455, 134728), (520, 117887), (572, 107170), (616, 99515), (715, 85736), (728, 84205), (770, 79612), (910, 67364), (1001, 61240), (1144, 53585), (1430, 42868), (1531, 40040), (1540, 39806), (1820, 33682), (2002, 30620), (2860, 21434), (3062, 20020), (3080, 19903), (3640, 16841), (4004, 15310), (5005, 12248), (5720, 10717), (6124, 10010), (7655, 8008)]