899613360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{20483}}^1$

素因数の和:20563

約数の個数: 120

約数和(自身を含む): 3070879344

約数和(自身を除く): 2171265984

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 2928, 3660, 4392, 4880, 5490, 7320, 8784, 10980, 14640, 20483, 21960, 40966, 43920, 61449, 81932, 102415, 122898, 163864, 184347, 204830, 245796, 307245, 327728, 368694, 409660, 491592, 614490, 737388, 819320, 921735, 983184, 1228980, 1249463, 1474776, 1638640, 1843470, 2457960, 2498926, 2949552, 3686940, 3748389, 4915920, 4997852, 6247315, 7373880, 7496778, 9995704, 11245167, 12494630, 14747760, 14993556, 18741945, 19991408, 22490334, 24989260, 29987112, 37483890, 44980668, 49978520, 56225835, 59974224, 74967780, 89961336, 99957040, 112451670, 149935560, 179922672, 224903340, 299871120, 449806680, 899613360]

約数ペア:

[(1, 899613360), (2, 449806680), (3, 299871120), (4, 224903340), (5, 179922672), (6, 149935560), (8, 112451670), (9, 99957040), (10, 89961336), (12, 74967780), (15, 59974224), (16, 56225835), (18, 49978520), (20, 44980668), (24, 37483890), (30, 29987112), (36, 24989260), (40, 22490334), (45, 19991408), (48, 18741945), (60, 14993556), (61, 14747760), (72, 12494630), (80, 11245167), (90, 9995704), (120, 7496778), (122, 7373880), (144, 6247315), (180, 4997852), (183, 4915920), (240, 3748389), (244, 3686940), (305, 2949552), (360, 2498926), (366, 2457960), (488, 1843470), (549, 1638640), (610, 1474776), (720, 1249463), (732, 1228980), (915, 983184), (976, 921735), (1098, 819320), (1220, 737388), (1464, 614490), (1830, 491592), (2196, 409660), (2440, 368694), (2745, 327728), (2928, 307245), (3660, 245796), (4392, 204830), (4880, 184347), (5490, 163864), (7320, 122898), (8784, 102415), (10980, 81932), (14640, 61449), (20483, 43920), (21960, 40966)]