248313780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{877}}^1$

素因数の和:927

約数の個数: 216

約数和(自身を含む): 892620456

約数和(自身を除く): 644306676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 121, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 242, 260, 286, 330, 363, 390, 396, 429, 468, 484, 495, 572, 585, 605, 660, 715, 726, 780, 858, 877, 990, 1089, 1170, 1210, 1287, 1430, 1452, 1573, 1716, 1754, 1815, 1980, 2145, 2178, 2340, 2420, 2574, 2631, 2860, 3146, 3508, 3630, 4290, 4356, 4385, 4719, 5148, 5262, 5445, 6292, 6435, 7260, 7865, 7893, 8580, 8770, 9438, 9647, 10524, 10890, 11401, 12870, 13155, 14157, 15730, 15786, 17540, 18876, 19294, 21780, 22802, 23595, 25740, 26310, 28314, 28941, 31460, 31572, 34203, 38588, 39465, 45604, 47190, 48235, 52620, 56628, 57005, 57882, 68406, 70785, 78930, 86823, 94380, 96470, 102609, 106117, 114010, 115764, 125411, 136812, 141570, 144705, 157860, 171015, 173646, 192940, 205218, 212234, 228020, 250822, 283140, 289410, 318351, 342030, 347292, 376233, 410436, 424468, 434115, 501644, 513045, 530585, 578820, 627055, 636702, 684060, 752466, 868230, 955053, 1026090, 1061170, 1128699, 1254110, 1273404, 1379521, 1504932, 1591755, 1736460, 1881165, 1910106, 2052180, 2122340, 2257398, 2508220, 2759042, 3183510, 3762330, 3820212, 4138563, 4514796, 4775265, 5518084, 5643495, 6367020, 6897605, 7524660, 8277126, 9550530, 11286990, 12415689, 13795210, 16554252, 19101060, 20692815, 22573980, 24831378, 27590420, 41385630, 49662756, 62078445, 82771260, 124156890, 248313780]

約数ペア:

[(1, 248313780), (2, 124156890), (3, 82771260), (4, 62078445), (5, 49662756), (6, 41385630), (9, 27590420), (10, 24831378), (11, 22573980), (12, 20692815), (13, 19101060), (15, 16554252), (18, 13795210), (20, 12415689), (22, 11286990), (26, 9550530), (30, 8277126), (33, 7524660), (36, 6897605), (39, 6367020), (44, 5643495), (45, 5518084), (52, 4775265), (55, 4514796), (60, 4138563), (65, 3820212), (66, 3762330), (78, 3183510), (90, 2759042), (99, 2508220), (110, 2257398), (117, 2122340), (121, 2052180), (130, 1910106), (132, 1881165), (143, 1736460), (156, 1591755), (165, 1504932), (180, 1379521), (195, 1273404), (198, 1254110), (220, 1128699), (234, 1061170), (242, 1026090), (260, 955053), (286, 868230), (330, 752466), (363, 684060), (390, 636702), (396, 627055), (429, 578820), (468, 530585), (484, 513045), (495, 501644), (572, 434115), (585, 424468), (605, 410436), (660, 376233), (715, 347292), (726, 342030), (780, 318351), (858, 289410), (877, 283140), (990, 250822), (1089, 228020), (1170, 212234), (1210, 205218), (1287, 192940), (1430, 173646), (1452, 171015), (1573, 157860), (1716, 144705), (1754, 141570), (1815, 136812), (1980, 125411), (2145, 115764), (2178, 114010), (2340, 106117), (2420, 102609), (2574, 96470), (2631, 94380), (2860, 86823), (3146, 78930), (3508, 70785), (3630, 68406), (4290, 57882), (4356, 57005), (4385, 56628), (4719, 52620), (5148, 48235), (5262, 47190), (5445, 45604), (6292, 39465), (6435, 38588), (7260, 34203), (7865, 31572), (7893, 31460), (8580, 28941), (8770, 28314), (9438, 26310), (9647, 25740), (10524, 23595), (10890, 22802), (11401, 21780), (12870, 19294), (13155, 18876), (14157, 17540), (15730, 15786)]