857702940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{17497}}^1$

素因数の和:17571

約数の個数: 96

約数和(自身を含む): 2586904320

約数和(自身を除く): 1729201380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 43, 57, 60, 76, 86, 95, 114, 129, 172, 190, 215, 228, 258, 285, 380, 430, 516, 570, 645, 817, 860, 1140, 1290, 1634, 2451, 2580, 3268, 4085, 4902, 8170, 9804, 12255, 16340, 17497, 24510, 34994, 49020, 52491, 69988, 87485, 104982, 174970, 209964, 262455, 332443, 349940, 524910, 664886, 752371, 997329, 1049820, 1329772, 1504742, 1662215, 1994658, 2257113, 3009484, 3324430, 3761855, 3989316, 4514226, 4986645, 6648860, 7523710, 9028452, 9973290, 11285565, 14295049, 15047420, 19946580, 22571130, 28590098, 42885147, 45142260, 57180196, 71475245, 85770294, 142950490, 171540588, 214425735, 285900980, 428851470, 857702940]

約数ペア:

[(1, 857702940), (2, 428851470), (3, 285900980), (4, 214425735), (5, 171540588), (6, 142950490), (10, 85770294), (12, 71475245), (15, 57180196), (19, 45142260), (20, 42885147), (30, 28590098), (38, 22571130), (43, 19946580), (57, 15047420), (60, 14295049), (76, 11285565), (86, 9973290), (95, 9028452), (114, 7523710), (129, 6648860), (172, 4986645), (190, 4514226), (215, 3989316), (228, 3761855), (258, 3324430), (285, 3009484), (380, 2257113), (430, 1994658), (516, 1662215), (570, 1504742), (645, 1329772), (817, 1049820), (860, 997329), (1140, 752371), (1290, 664886), (1634, 524910), (2451, 349940), (2580, 332443), (3268, 262455), (4085, 209964), (4902, 174970), (8170, 104982), (9804, 87485), (12255, 69988), (16340, 52491), (17497, 49020), (24510, 34994)]