31697190

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{541}}^1$

素因数の和:595

約数の個数: 128

約数和(自身を含む): 99901440

約数和(自身を除く): 68204250

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 31, 35, 42, 45, 54, 62, 63, 70, 90, 93, 105, 126, 135, 155, 186, 189, 210, 217, 270, 279, 310, 315, 378, 434, 465, 541, 558, 630, 651, 837, 930, 945, 1082, 1085, 1302, 1395, 1623, 1674, 1890, 1953, 2170, 2705, 2790, 3246, 3255, 3787, 3906, 4185, 4869, 5410, 5859, 6510, 7574, 8115, 8370, 9738, 9765, 11361, 11718, 14607, 16230, 16771, 18935, 19530, 22722, 24345, 29214, 29295, 33542, 34083, 37870, 48690, 50313, 56805, 58590, 68166, 73035, 83855, 100626, 102249, 113610, 117397, 146070, 150939, 167710, 170415, 204498, 234794, 251565, 301878, 340830, 352191, 452817, 503130, 511245, 586985, 704382, 754695, 905634, 1022490, 1056573, 1173970, 1509390, 1760955, 2113146, 2264085, 3169719, 3521910, 4528170, 5282865, 6339438, 10565730, 15848595, 31697190]

約数ペア:

[(1, 31697190), (2, 15848595), (3, 10565730), (5, 6339438), (6, 5282865), (7, 4528170), (9, 3521910), (10, 3169719), (14, 2264085), (15, 2113146), (18, 1760955), (21, 1509390), (27, 1173970), (30, 1056573), (31, 1022490), (35, 905634), (42, 754695), (45, 704382), (54, 586985), (62, 511245), (63, 503130), (70, 452817), (90, 352191), (93, 340830), (105, 301878), (126, 251565), (135, 234794), (155, 204498), (186, 170415), (189, 167710), (210, 150939), (217, 146070), (270, 117397), (279, 113610), (310, 102249), (315, 100626), (378, 83855), (434, 73035), (465, 68166), (541, 58590), (558, 56805), (630, 50313), (651, 48690), (837, 37870), (930, 34083), (945, 33542), (1082, 29295), (1085, 29214), (1302, 24345), (1395, 22722), (1623, 19530), (1674, 18935), (1890, 16771), (1953, 16230), (2170, 14607), (2705, 11718), (2790, 11361), (3246, 9765), (3255, 9738), (3787, 8370), (3906, 8115), (4185, 7574), (4869, 6510), (5410, 5859)]