128799540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{587}}^1$

素因数の和:678

約数の個数: 144

約数和(自身を含む): 416078208

約数和(自身を除く): 287278668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 53, 60, 69, 90, 92, 106, 115, 138, 159, 180, 207, 212, 230, 265, 276, 318, 345, 414, 460, 477, 530, 587, 636, 690, 795, 828, 954, 1035, 1060, 1174, 1219, 1380, 1590, 1761, 1908, 2070, 2348, 2385, 2438, 2935, 3180, 3522, 3657, 4140, 4770, 4876, 5283, 5870, 6095, 7044, 7314, 8805, 9540, 10566, 10971, 11740, 12190, 13501, 14628, 17610, 18285, 21132, 21942, 24380, 26415, 27002, 31111, 35220, 36570, 40503, 43884, 52830, 54004, 54855, 62222, 67505, 73140, 81006, 93333, 105660, 109710, 121509, 124444, 135010, 155555, 162012, 186666, 202515, 219420, 243018, 270020, 279999, 311110, 373332, 405030, 466665, 486036, 559998, 607545, 622220, 715553, 810060, 933330, 1119996, 1215090, 1399995, 1431106, 1866660, 2146659, 2430180, 2799990, 2862212, 3577765, 4293318, 5599980, 6439977, 7155530, 8586636, 10733295, 12879954, 14311060, 21466590, 25759908, 32199885, 42933180, 64399770, 128799540]

約数ペア:

[(1, 128799540), (2, 64399770), (3, 42933180), (4, 32199885), (5, 25759908), (6, 21466590), (9, 14311060), (10, 12879954), (12, 10733295), (15, 8586636), (18, 7155530), (20, 6439977), (23, 5599980), (30, 4293318), (36, 3577765), (45, 2862212), (46, 2799990), (53, 2430180), (60, 2146659), (69, 1866660), (90, 1431106), (92, 1399995), (106, 1215090), (115, 1119996), (138, 933330), (159, 810060), (180, 715553), (207, 622220), (212, 607545), (230, 559998), (265, 486036), (276, 466665), (318, 405030), (345, 373332), (414, 311110), (460, 279999), (477, 270020), (530, 243018), (587, 219420), (636, 202515), (690, 186666), (795, 162012), (828, 155555), (954, 135010), (1035, 124444), (1060, 121509), (1174, 109710), (1219, 105660), (1380, 93333), (1590, 81006), (1761, 73140), (1908, 67505), (2070, 62222), (2348, 54855), (2385, 54004), (2438, 52830), (2935, 43884), (3180, 40503), (3522, 36570), (3657, 35220), (4140, 31111), (4770, 27002), (4876, 26415), (5283, 24380), (5870, 21942), (6095, 21132), (7044, 18285), (7314, 17610), (8805, 14628), (9540, 13501), (10566, 12190), (10971, 11740)]