66642870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:430

約数の個数: 128

約数和(自身を含む): 195747840

約数和(自身を除く): 129104970

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 31, 35, 42, 58, 62, 70, 87, 93, 105, 145, 155, 174, 186, 203, 210, 217, 290, 310, 353, 406, 434, 435, 465, 609, 651, 706, 870, 899, 930, 1015, 1059, 1085, 1218, 1302, 1765, 1798, 2030, 2118, 2170, 2471, 2697, 3045, 3255, 3530, 4495, 4942, 5295, 5394, 6090, 6293, 6510, 7413, 8990, 10237, 10590, 10943, 12355, 12586, 13485, 14826, 18879, 20474, 21886, 24710, 26970, 30711, 31465, 32829, 37065, 37758, 51185, 54715, 61422, 62930, 65658, 71659, 74130, 76601, 94395, 102370, 109430, 143318, 153202, 153555, 164145, 188790, 214977, 229803, 307110, 317347, 328290, 358295, 383005, 429954, 459606, 634694, 716590, 766010, 952041, 1074885, 1149015, 1586735, 1904082, 2149770, 2221429, 2298030, 3173470, 4442858, 4760205, 6664287, 9520410, 11107145, 13328574, 22214290, 33321435, 66642870]

約数ペア:

[(1, 66642870), (2, 33321435), (3, 22214290), (5, 13328574), (6, 11107145), (7, 9520410), (10, 6664287), (14, 4760205), (15, 4442858), (21, 3173470), (29, 2298030), (30, 2221429), (31, 2149770), (35, 1904082), (42, 1586735), (58, 1149015), (62, 1074885), (70, 952041), (87, 766010), (93, 716590), (105, 634694), (145, 459606), (155, 429954), (174, 383005), (186, 358295), (203, 328290), (210, 317347), (217, 307110), (290, 229803), (310, 214977), (353, 188790), (406, 164145), (434, 153555), (435, 153202), (465, 143318), (609, 109430), (651, 102370), (706, 94395), (870, 76601), (899, 74130), (930, 71659), (1015, 65658), (1059, 62930), (1085, 61422), (1218, 54715), (1302, 51185), (1765, 37758), (1798, 37065), (2030, 32829), (2118, 31465), (2170, 30711), (2471, 26970), (2697, 24710), (3045, 21886), (3255, 20474), (3530, 18879), (4495, 14826), (4942, 13485), (5295, 12586), (5394, 12355), (6090, 10943), (6293, 10590), (6510, 10237), (7413, 8990)]