About the Number

149918790

149918789 ← → 149918791

2進数表記:1000111011111001010001000110

漢数字表記:一億四千九百九十一万八千七百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 31 1 × 23029 1

素因数の和:23077
約数の個数: 64
約数和(自身を含む): 424488960
約数和(自身を除く): 274570170

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 310, 434, 465, 651, 930, 1085, 1302, 2170, 3255, 6510, 23029, 46058, 69087, 115145, 138174, 161203, 230290, 322406, 345435, 483609, 690870, 713899, 806015, 967218, 1427798, 1612030, 2141697, 2418045, 3569495, 4283394, 4836090, 4997293, 7138990, 9994586, 10708485, 14991879, 21416970, 24986465, 29983758, 49972930, 74959395, 149918790]

約数ペア:
[(1, 149918790), (2, 74959395), (3, 49972930), (5, 29983758), (6, 24986465), (7, 21416970), (10, 14991879), (14, 10708485), (15, 9994586), (21, 7138990), (30, 4997293), (31, 4836090), (35, 4283394), (42, 3569495), (62, 2418045), (70, 2141697), (93, 1612030), (105, 1427798), (155, 967218), (186, 806015), (210, 713899), (217, 690870), (310, 483609), (434, 345435), (465, 322406), (651, 230290), (930, 161203), (1085, 138174), (1302, 115145), (2170, 69087), (3255, 46058), (6510, 23029)]

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