30913380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:191

約数の個数: 192

約数和(自身を含む): 106444800

約数和(自身を除く): 75531420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 27, 30, 36, 38, 45, 46, 54, 57, 60, 69, 76, 90, 92, 95, 108, 114, 115, 131, 135, 138, 171, 180, 190, 207, 228, 230, 262, 270, 276, 285, 342, 345, 380, 393, 414, 437, 460, 513, 524, 540, 570, 621, 655, 684, 690, 786, 828, 855, 874, 1026, 1035, 1140, 1179, 1242, 1310, 1311, 1380, 1572, 1710, 1748, 1965, 2052, 2070, 2185, 2358, 2484, 2489, 2565, 2620, 2622, 3013, 3105, 3420, 3537, 3930, 3933, 4140, 4370, 4716, 4978, 5130, 5244, 5895, 6026, 6210, 6555, 7074, 7467, 7860, 7866, 8740, 9039, 9956, 10260, 11790, 11799, 12052, 12420, 12445, 13110, 14148, 14934, 15065, 15732, 17685, 18078, 19665, 22401, 23580, 23598, 24890, 26220, 27117, 29868, 30130, 35370, 36156, 37335, 39330, 44802, 45195, 47196, 49780, 54234, 57247, 58995, 60260, 67203, 70740, 74670, 78660, 81351, 89604, 90390, 108468, 112005, 114494, 117990, 134406, 135585, 149340, 162702, 171741, 180780, 224010, 228988, 235980, 268812, 271170, 286235, 325404, 336015, 343482, 406755, 448020, 515223, 542340, 572470, 672030, 686964, 813510, 858705, 1030446, 1144940, 1344060, 1545669, 1627020, 1717410, 2060892, 2576115, 3091338, 3434820, 5152230, 6182676, 7728345, 10304460, 15456690, 30913380]

約数ペア:

[(1, 30913380), (2, 15456690), (3, 10304460), (4, 7728345), (5, 6182676), (6, 5152230), (9, 3434820), (10, 3091338), (12, 2576115), (15, 2060892), (18, 1717410), (19, 1627020), (20, 1545669), (23, 1344060), (27, 1144940), (30, 1030446), (36, 858705), (38, 813510), (45, 686964), (46, 672030), (54, 572470), (57, 542340), (60, 515223), (69, 448020), (76, 406755), (90, 343482), (92, 336015), (95, 325404), (108, 286235), (114, 271170), (115, 268812), (131, 235980), (135, 228988), (138, 224010), (171, 180780), (180, 171741), (190, 162702), (207, 149340), (228, 135585), (230, 134406), (262, 117990), (270, 114494), (276, 112005), (285, 108468), (342, 90390), (345, 89604), (380, 81351), (393, 78660), (414, 74670), (437, 70740), (460, 67203), (513, 60260), (524, 58995), (540, 57247), (570, 54234), (621, 49780), (655, 47196), (684, 45195), (690, 44802), (786, 39330), (828, 37335), (855, 36156), (874, 35370), (1026, 30130), (1035, 29868), (1140, 27117), (1179, 26220), (1242, 24890), (1310, 23598), (1311, 23580), (1380, 22401), (1572, 19665), (1710, 18078), (1748, 17685), (1965, 15732), (2052, 15065), (2070, 14934), (2185, 14148), (2358, 13110), (2484, 12445), (2489, 12420), (2565, 12052), (2620, 11799), (2622, 11790), (3013, 10260), (3105, 9956), (3420, 9039), (3537, 8740), (3930, 7866), (3933, 7860), (4140, 7467), (4370, 7074), (4716, 6555), (4978, 6210), (5130, 6026), (5244, 5895)]