1555218900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{4397}}^1$

素因数の和:4551

約数の個数: 144

約数和(自身を含む): 5039052480

約数和(自身を除く): 3483833580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 131, 135, 150, 180, 225, 262, 270, 300, 393, 450, 524, 540, 655, 675, 786, 900, 1179, 1310, 1350, 1572, 1965, 2358, 2620, 2700, 3275, 3537, 3930, 4397, 4716, 5895, 6550, 7074, 7860, 8794, 9825, 11790, 13100, 13191, 14148, 17588, 17685, 19650, 21985, 23580, 26382, 29475, 35370, 39300, 39573, 43970, 52764, 58950, 65955, 70740, 79146, 87940, 88425, 109925, 117900, 118719, 131910, 158292, 176850, 197865, 219850, 237438, 263820, 329775, 353700, 395730, 439700, 474876, 576007, 593595, 659550, 791460, 989325, 1152014, 1187190, 1319100, 1728021, 1978650, 2304028, 2374380, 2880035, 2967975, 3456042, 3957300, 5184063, 5760070, 5935950, 6912084, 8640105, 10368126, 11520140, 11871900, 14400175, 15552189, 17280210, 20736252, 25920315, 28800350, 31104378, 34560420, 43200525, 51840630, 57600700, 62208756, 77760945, 86401050, 103681260, 129601575, 155521890, 172802100, 259203150, 311043780, 388804725, 518406300, 777609450, 1555218900]

約数ペア:

[(1, 1555218900), (2, 777609450), (3, 518406300), (4, 388804725), (5, 311043780), (6, 259203150), (9, 172802100), (10, 155521890), (12, 129601575), (15, 103681260), (18, 86401050), (20, 77760945), (25, 62208756), (27, 57600700), (30, 51840630), (36, 43200525), (45, 34560420), (50, 31104378), (54, 28800350), (60, 25920315), (75, 20736252), (90, 17280210), (100, 15552189), (108, 14400175), (131, 11871900), (135, 11520140), (150, 10368126), (180, 8640105), (225, 6912084), (262, 5935950), (270, 5760070), (300, 5184063), (393, 3957300), (450, 3456042), (524, 2967975), (540, 2880035), (655, 2374380), (675, 2304028), (786, 1978650), (900, 1728021), (1179, 1319100), (1310, 1187190), (1350, 1152014), (1572, 989325), (1965, 791460), (2358, 659550), (2620, 593595), (2700, 576007), (3275, 474876), (3537, 439700), (3930, 395730), (4397, 353700), (4716, 329775), (5895, 263820), (6550, 237438), (7074, 219850), (7860, 197865), (8794, 176850), (9825, 158292), (11790, 131910), (13100, 118719), (13191, 117900), (14148, 109925), (17588, 88425), (17685, 87940), (19650, 79146), (21985, 70740), (23580, 65955), (26382, 58950), (29475, 52764), (35370, 43970), (39300, 39573)]