77847930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:161

約数の個数: 144

約数和(自身を含む): 223272504

約数和(自身を除く): 145424574

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 41, 45, 51, 73, 82, 85, 90, 102, 123, 146, 153, 170, 205, 219, 246, 255, 289, 306, 365, 369, 410, 438, 510, 578, 615, 657, 697, 730, 738, 765, 867, 1095, 1230, 1241, 1314, 1394, 1445, 1530, 1734, 1845, 2091, 2190, 2482, 2601, 2890, 2993, 3285, 3485, 3690, 3723, 4182, 4335, 5202, 5986, 6205, 6273, 6570, 6970, 7446, 8670, 8979, 10455, 11169, 11849, 12410, 12546, 13005, 14965, 17958, 18615, 20910, 21097, 22338, 23698, 26010, 26937, 29930, 31365, 35547, 37230, 42194, 44895, 50881, 53874, 55845, 59245, 62730, 63291, 71094, 89790, 101762, 105485, 106641, 111690, 118490, 126582, 134685, 152643, 177735, 189873, 210970, 213282, 254405, 269370, 305286, 316455, 355470, 379746, 457929, 508810, 533205, 632910, 763215, 864977, 915858, 949365, 1066410, 1526430, 1729954, 1898730, 2289645, 2594931, 4324885, 4579290, 5189862, 7784793, 8649770, 12974655, 15569586, 25949310, 38923965, 77847930]

約数ペア:

[(1, 77847930), (2, 38923965), (3, 25949310), (5, 15569586), (6, 12974655), (9, 8649770), (10, 7784793), (15, 5189862), (17, 4579290), (18, 4324885), (30, 2594931), (34, 2289645), (41, 1898730), (45, 1729954), (51, 1526430), (73, 1066410), (82, 949365), (85, 915858), (90, 864977), (102, 763215), (123, 632910), (146, 533205), (153, 508810), (170, 457929), (205, 379746), (219, 355470), (246, 316455), (255, 305286), (289, 269370), (306, 254405), (365, 213282), (369, 210970), (410, 189873), (438, 177735), (510, 152643), (578, 134685), (615, 126582), (657, 118490), (697, 111690), (730, 106641), (738, 105485), (765, 101762), (867, 89790), (1095, 71094), (1230, 63291), (1241, 62730), (1314, 59245), (1394, 55845), (1445, 53874), (1530, 50881), (1734, 44895), (1845, 42194), (2091, 37230), (2190, 35547), (2482, 31365), (2601, 29930), (2890, 26937), (2993, 26010), (3285, 23698), (3485, 22338), (3690, 21097), (3723, 20910), (4182, 18615), (4335, 17958), (5202, 14965), (5986, 13005), (6205, 12546), (6273, 12410), (6570, 11849), (6970, 11169), (7446, 10455), (8670, 8979)]