70282980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:286

約数の個数: 144

約数和(自身を含む): 223829424

約数和(自身を除く): 153546444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 61, 74, 90, 111, 122, 148, 173, 180, 183, 185, 222, 244, 305, 333, 346, 366, 370, 444, 519, 549, 555, 610, 666, 692, 732, 740, 865, 915, 1038, 1098, 1110, 1220, 1332, 1557, 1665, 1730, 1830, 2076, 2196, 2220, 2257, 2595, 2745, 3114, 3330, 3460, 3660, 4514, 5190, 5490, 6228, 6401, 6660, 6771, 7785, 9028, 10380, 10553, 10980, 11285, 12802, 13542, 15570, 19203, 20313, 21106, 22570, 25604, 27084, 31140, 31659, 32005, 33855, 38406, 40626, 42212, 45140, 52765, 57609, 63318, 64010, 67710, 76812, 81252, 94977, 96015, 101565, 105530, 115218, 126636, 128020, 135420, 158295, 189954, 192030, 203130, 211060, 230436, 288045, 316590, 379908, 384060, 390461, 406260, 474885, 576090, 633180, 780922, 949770, 1152180, 1171383, 1561844, 1899540, 1952305, 2342766, 3514149, 3904610, 4685532, 5856915, 7028298, 7809220, 11713830, 14056596, 17570745, 23427660, 35141490, 70282980]

約数ペア:

[(1, 70282980), (2, 35141490), (3, 23427660), (4, 17570745), (5, 14056596), (6, 11713830), (9, 7809220), (10, 7028298), (12, 5856915), (15, 4685532), (18, 3904610), (20, 3514149), (30, 2342766), (36, 1952305), (37, 1899540), (45, 1561844), (60, 1171383), (61, 1152180), (74, 949770), (90, 780922), (111, 633180), (122, 576090), (148, 474885), (173, 406260), (180, 390461), (183, 384060), (185, 379908), (222, 316590), (244, 288045), (305, 230436), (333, 211060), (346, 203130), (366, 192030), (370, 189954), (444, 158295), (519, 135420), (549, 128020), (555, 126636), (610, 115218), (666, 105530), (692, 101565), (732, 96015), (740, 94977), (865, 81252), (915, 76812), (1038, 67710), (1098, 64010), (1110, 63318), (1220, 57609), (1332, 52765), (1557, 45140), (1665, 42212), (1730, 40626), (1830, 38406), (2076, 33855), (2196, 32005), (2220, 31659), (2257, 31140), (2595, 27084), (2745, 25604), (3114, 22570), (3330, 21106), (3460, 20313), (3660, 19203), (4514, 15570), (5190, 13542), (5490, 12802), (6228, 11285), (6401, 10980), (6660, 10553), (6771, 10380), (7785, 9028)]