728074620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44449}}^1$

素因数の和:44484

約数の個数: 144

約数和(自身を含む): 2718206400

約数和(自身を除く): 1990131780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380, 44449, 88898, 133347, 177796, 222245, 266694, 311143, 400041, 444490, 533388, 577837, 622286, 666735, 800082, 888980, 933429, 1155674, 1244572, 1333470, 1555715, 1600164, 1733511, 1866858, 2000205, 2311348, 2666940, 2800287, 2889185, 3111430, 3467022, 3733716, 4000410, 4044859, 4667145, 5200533, 5600574, 5778370, 6222860, 6934044, 8000820, 8089718, 8667555, 9334290, 10401066, 11201148, 11556740, 12134577, 14001435, 16179436, 17335110, 18668580, 20224295, 20802132, 24269154, 26002665, 28002870, 34670220, 36403731, 40448590, 48538308, 52005330, 56005740, 60672885, 72807462, 80897180, 104010660, 121345770, 145614924, 182018655, 242691540, 364037310, 728074620]

約数ペア:

[(1, 728074620), (2, 364037310), (3, 242691540), (4, 182018655), (5, 145614924), (6, 121345770), (7, 104010660), (9, 80897180), (10, 72807462), (12, 60672885), (13, 56005740), (14, 52005330), (15, 48538308), (18, 40448590), (20, 36403731), (21, 34670220), (26, 28002870), (28, 26002665), (30, 24269154), (35, 20802132), (36, 20224295), (39, 18668580), (42, 17335110), (45, 16179436), (52, 14001435), (60, 12134577), (63, 11556740), (65, 11201148), (70, 10401066), (78, 9334290), (84, 8667555), (90, 8089718), (91, 8000820), (105, 6934044), (117, 6222860), (126, 5778370), (130, 5600574), (140, 5200533), (156, 4667145), (180, 4044859), (182, 4000410), (195, 3733716), (210, 3467022), (234, 3111430), (252, 2889185), (260, 2800287), (273, 2666940), (315, 2311348), (364, 2000205), (390, 1866858), (420, 1733511), (455, 1600164), (468, 1555715), (546, 1333470), (585, 1244572), (630, 1155674), (780, 933429), (819, 888980), (910, 800082), (1092, 666735), (1170, 622286), (1260, 577837), (1365, 533388), (1638, 444490), (1820, 400041), (2340, 311143), (2730, 266694), (3276, 222245), (4095, 177796), (5460, 133347), (8190, 88898), (16380, 44449)]