128078340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{743}}^1$

素因数の和:798

約数の個数: 144

約数和(自身を含む): 411723648

約数和(自身を除く): 283645308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 169, 170, 195, 204, 221, 255, 260, 338, 340, 390, 442, 507, 510, 663, 676, 743, 780, 845, 884, 1014, 1020, 1105, 1326, 1486, 1690, 2028, 2210, 2229, 2535, 2652, 2873, 2972, 3315, 3380, 3715, 4420, 4458, 5070, 5746, 6630, 7430, 8619, 8916, 9659, 10140, 11145, 11492, 12631, 13260, 14365, 14860, 17238, 19318, 22290, 25262, 28730, 28977, 34476, 37893, 38636, 43095, 44580, 48295, 50524, 57460, 57954, 63155, 75786, 86190, 96590, 115908, 125567, 126310, 144885, 151572, 164203, 172380, 189465, 193180, 251134, 252620, 289770, 328406, 376701, 378930, 492609, 502268, 579540, 627835, 656812, 753402, 757860, 821015, 985218, 1255670, 1506804, 1642030, 1883505, 1970436, 2134639, 2463045, 2511340, 3284060, 3767010, 4269278, 4926090, 6403917, 7534020, 8538556, 9852180, 10673195, 12807834, 21346390, 25615668, 32019585, 42692780, 64039170, 128078340]

約数ペア:

[(1, 128078340), (2, 64039170), (3, 42692780), (4, 32019585), (5, 25615668), (6, 21346390), (10, 12807834), (12, 10673195), (13, 9852180), (15, 8538556), (17, 7534020), (20, 6403917), (26, 4926090), (30, 4269278), (34, 3767010), (39, 3284060), (51, 2511340), (52, 2463045), (60, 2134639), (65, 1970436), (68, 1883505), (78, 1642030), (85, 1506804), (102, 1255670), (130, 985218), (156, 821015), (169, 757860), (170, 753402), (195, 656812), (204, 627835), (221, 579540), (255, 502268), (260, 492609), (338, 378930), (340, 376701), (390, 328406), (442, 289770), (507, 252620), (510, 251134), (663, 193180), (676, 189465), (743, 172380), (780, 164203), (845, 151572), (884, 144885), (1014, 126310), (1020, 125567), (1105, 115908), (1326, 96590), (1486, 86190), (1690, 75786), (2028, 63155), (2210, 57954), (2229, 57460), (2535, 50524), (2652, 48295), (2873, 44580), (2972, 43095), (3315, 38636), (3380, 37893), (3715, 34476), (4420, 28977), (4458, 28730), (5070, 25262), (5746, 22290), (6630, 19318), (7430, 17238), (8619, 14860), (8916, 14365), (9659, 13260), (10140, 12631), (11145, 11492)]