About the Number

145232490

145232489 ← → 145232491

2進数表記:1000101010000001001001101010

漢数字表記:一億四千五百二十三万二千四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 13 1 × 307 1 × 1213 1

素因数の和:1543
約数の個数: 64
約数和(自身を含む): 376903296
約数和(自身を除く): 231670806

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 307, 390, 614, 921, 1213, 1535, 1842, 2426, 3070, 3639, 3991, 4605, 6065, 7278, 7982, 9210, 11973, 12130, 15769, 18195, 19955, 23946, 31538, 36390, 39910, 47307, 59865, 78845, 94614, 119730, 157690, 236535, 372391, 473070, 744782, 1117173, 1861955, 2234346, 3723910, 4841083, 5585865, 9682166, 11171730, 14523249, 24205415, 29046498, 48410830, 72616245, 145232490]

約数ペア:
[(1, 145232490), (2, 72616245), (3, 48410830), (5, 29046498), (6, 24205415), (10, 14523249), (13, 11171730), (15, 9682166), (26, 5585865), (30, 4841083), (39, 3723910), (65, 2234346), (78, 1861955), (130, 1117173), (195, 744782), (307, 473070), (390, 372391), (614, 236535), (921, 157690), (1213, 119730), (1535, 94614), (1842, 78845), (2426, 59865), (3070, 47307), (3639, 39910), (3991, 36390), (4605, 31538), (6065, 23946), (7278, 19955), (7982, 18195), (9210, 15769), (11973, 12130)]

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