84946820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:130

約数の個数: 144

約数和(自身を含む): 225942528

約数和(自身を除く): 140995708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 31, 35, 37, 46, 62, 70, 74, 92, 115, 124, 140, 148, 155, 161, 185, 217, 230, 259, 310, 322, 370, 434, 460, 518, 529, 620, 644, 713, 740, 805, 851, 868, 1036, 1058, 1085, 1147, 1295, 1426, 1610, 1702, 2116, 2170, 2294, 2590, 2645, 2852, 3220, 3404, 3565, 3703, 4255, 4340, 4588, 4991, 5180, 5290, 5735, 5957, 7130, 7406, 8029, 8510, 9982, 10580, 11470, 11914, 14260, 14812, 16058, 16399, 17020, 18515, 19573, 19964, 22940, 23828, 24955, 26381, 29785, 32116, 32798, 37030, 39146, 40145, 49910, 52762, 59570, 65596, 74060, 78292, 80290, 81995, 97865, 99820, 105524, 114793, 119140, 131905, 137011, 160580, 163990, 184667, 195730, 229586, 263810, 274022, 327980, 369334, 391460, 459172, 527620, 548044, 573965, 606763, 685055, 738668, 923335, 1147930, 1213526, 1370110, 1846670, 2295860, 2427052, 2740220, 3033815, 3693340, 4247341, 6067630, 8494682, 12135260, 16989364, 21236705, 42473410, 84946820]

約数ペア:

[(1, 84946820), (2, 42473410), (4, 21236705), (5, 16989364), (7, 12135260), (10, 8494682), (14, 6067630), (20, 4247341), (23, 3693340), (28, 3033815), (31, 2740220), (35, 2427052), (37, 2295860), (46, 1846670), (62, 1370110), (70, 1213526), (74, 1147930), (92, 923335), (115, 738668), (124, 685055), (140, 606763), (148, 573965), (155, 548044), (161, 527620), (185, 459172), (217, 391460), (230, 369334), (259, 327980), (310, 274022), (322, 263810), (370, 229586), (434, 195730), (460, 184667), (518, 163990), (529, 160580), (620, 137011), (644, 131905), (713, 119140), (740, 114793), (805, 105524), (851, 99820), (868, 97865), (1036, 81995), (1058, 80290), (1085, 78292), (1147, 74060), (1295, 65596), (1426, 59570), (1610, 52762), (1702, 49910), (2116, 40145), (2170, 39146), (2294, 37030), (2590, 32798), (2645, 32116), (2852, 29785), (3220, 26381), (3404, 24955), (3565, 23828), (3703, 22940), (4255, 19964), (4340, 19573), (4588, 18515), (4991, 17020), (5180, 16399), (5290, 16058), (5735, 14812), (5957, 14260), (7130, 11914), (7406, 11470), (8029, 10580), (8510, 9982)]