About the Number

380051640

380051639 ← → 380051641

2進数表記:10110101001110010000010111000

漢数字表記:三億八千五万千六百四十

素因数分解:

2 3 × 3 2 × 5 1 × 71 1 × 14869 1

素因数の和:14957
約数の個数: 96
約数和(自身を含む): 1252648800
約数和(自身を除く): 872597160

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 90, 120, 142, 180, 213, 284, 355, 360, 426, 568, 639, 710, 852, 1065, 1278, 1420, 1704, 2130, 2556, 2840, 3195, 4260, 5112, 6390, 8520, 12780, 14869, 25560, 29738, 44607, 59476, 74345, 89214, 118952, 133821, 148690, 178428, 223035, 267642, 297380, 356856, 446070, 535284, 594760, 669105, 892140, 1055699, 1070568, 1338210, 1784280, 2111398, 2676420, 3167097, 4222796, 5278495, 5352840, 6334194, 8445592, 9501291, 10556990, 12668388, 15835485, 19002582, 21113980, 25336776, 31670970, 38005164, 42227960, 47506455, 63341940, 76010328, 95012910, 126683880, 190025820, 380051640]

約数ペア:
[(1, 380051640), (2, 190025820), (3, 126683880), (4, 95012910), (5, 76010328), (6, 63341940), (8, 47506455), (9, 42227960), (10, 38005164), (12, 31670970), (15, 25336776), (18, 21113980), (20, 19002582), (24, 15835485), (30, 12668388), (36, 10556990), (40, 9501291), (45, 8445592), (60, 6334194), (71, 5352840), (72, 5278495), (90, 4222796), (120, 3167097), (142, 2676420), (180, 2111398), (213, 1784280), (284, 1338210), (355, 1070568), (360, 1055699), (426, 892140), (568, 669105), (639, 594760), (710, 535284), (852, 446070), (1065, 356856), (1278, 297380), (1420, 267642), (1704, 223035), (2130, 178428), (2556, 148690), (2840, 133821), (3195, 118952), (4260, 89214), (5112, 74345), (6390, 59476), (8520, 44607), (12780, 29738), (14869, 25560)]

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