About the Number

102428820

102428819 ← → 102428821

2進数表記:110000110101111000010010100

漢数字表記:一億二百四十二万八千八百二十

素因数分解:

2 2 × 3 3 × 5 1 × 13 1 × 14591 1

素因数の和:14622
約数の個数: 96
約数和(自身を含む): 343203840
約数和(自身を除く): 240775020

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 351, 390, 468, 540, 585, 702, 780, 1170, 1404, 1755, 2340, 3510, 7020, 14591, 29182, 43773, 58364, 72955, 87546, 131319, 145910, 175092, 189683, 218865, 262638, 291820, 379366, 393957, 437730, 525276, 569049, 656595, 758732, 787914, 875460, 948415, 1138098, 1313190, 1575828, 1707147, 1896830, 1969785, 2276196, 2626380, 2845245, 3414294, 3793660, 3939570, 5121441, 5690490, 6828588, 7879140, 8535735, 10242882, 11380980, 17071470, 20485764, 25607205, 34142940, 51214410, 102428820]

約数ペア:
[(1, 102428820), (2, 51214410), (3, 34142940), (4, 25607205), (5, 20485764), (6, 17071470), (9, 11380980), (10, 10242882), (12, 8535735), (13, 7879140), (15, 6828588), (18, 5690490), (20, 5121441), (26, 3939570), (27, 3793660), (30, 3414294), (36, 2845245), (39, 2626380), (45, 2276196), (52, 1969785), (54, 1896830), (60, 1707147), (65, 1575828), (78, 1313190), (90, 1138098), (108, 948415), (117, 875460), (130, 787914), (135, 758732), (156, 656595), (180, 569049), (195, 525276), (234, 437730), (260, 393957), (270, 379366), (351, 291820), (390, 262638), (468, 218865), (540, 189683), (585, 175092), (702, 145910), (780, 131319), (1170, 87546), (1404, 72955), (1755, 58364), (2340, 43773), (3510, 29182), (7020, 14591)]

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