72578220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{769}}^1$

素因数の和:816

約数の個数: 144

約数和(自身を含む): 240868320

約数和(自身を除く): 168290100

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 121, 130, 132, 143, 156, 165, 195, 220, 242, 260, 286, 330, 363, 390, 429, 484, 572, 605, 660, 715, 726, 769, 780, 858, 1210, 1430, 1452, 1538, 1573, 1716, 1815, 2145, 2307, 2420, 2860, 3076, 3146, 3630, 3845, 4290, 4614, 4719, 6292, 7260, 7690, 7865, 8459, 8580, 9228, 9438, 9997, 11535, 15380, 15730, 16918, 18876, 19994, 23070, 23595, 25377, 29991, 31460, 33836, 39988, 42295, 46140, 47190, 49985, 50754, 59982, 84590, 93049, 94380, 99970, 101508, 109967, 119964, 126885, 149955, 169180, 186098, 199940, 219934, 253770, 279147, 299910, 329901, 372196, 439868, 465245, 507540, 549835, 558294, 599820, 659802, 930490, 1099670, 1116588, 1209637, 1319604, 1395735, 1649505, 1860980, 2199340, 2419274, 2791470, 3299010, 3628911, 4838548, 5582940, 6048185, 6598020, 7257822, 12096370, 14515644, 18144555, 24192740, 36289110, 72578220]

約数ペア:

[(1, 72578220), (2, 36289110), (3, 24192740), (4, 18144555), (5, 14515644), (6, 12096370), (10, 7257822), (11, 6598020), (12, 6048185), (13, 5582940), (15, 4838548), (20, 3628911), (22, 3299010), (26, 2791470), (30, 2419274), (33, 2199340), (39, 1860980), (44, 1649505), (52, 1395735), (55, 1319604), (60, 1209637), (65, 1116588), (66, 1099670), (78, 930490), (110, 659802), (121, 599820), (130, 558294), (132, 549835), (143, 507540), (156, 465245), (165, 439868), (195, 372196), (220, 329901), (242, 299910), (260, 279147), (286, 253770), (330, 219934), (363, 199940), (390, 186098), (429, 169180), (484, 149955), (572, 126885), (605, 119964), (660, 109967), (715, 101508), (726, 99970), (769, 94380), (780, 93049), (858, 84590), (1210, 59982), (1430, 50754), (1452, 49985), (1538, 47190), (1573, 46140), (1716, 42295), (1815, 39988), (2145, 33836), (2307, 31460), (2420, 29991), (2860, 25377), (3076, 23595), (3146, 23070), (3630, 19994), (3845, 18876), (4290, 16918), (4614, 15730), (4719, 15380), (6292, 11535), (7260, 9997), (7690, 9438), (7865, 9228), (8459, 8580)]