47912220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 154732032

約数和(自身を除く): 106819812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 71, 90, 92, 115, 138, 142, 163, 180, 207, 213, 230, 276, 284, 326, 345, 355, 414, 426, 460, 489, 639, 652, 690, 710, 815, 828, 852, 978, 1035, 1065, 1278, 1380, 1420, 1467, 1630, 1633, 1956, 2070, 2130, 2445, 2556, 2934, 3195, 3260, 3266, 3749, 4140, 4260, 4890, 4899, 5868, 6390, 6532, 7335, 7498, 8165, 9780, 9798, 11247, 11573, 12780, 14670, 14697, 14996, 16330, 18745, 19596, 22494, 23146, 24495, 29340, 29394, 32660, 33741, 34719, 37490, 44988, 46292, 48990, 56235, 57865, 58788, 67482, 69438, 73485, 74980, 97980, 104157, 112470, 115730, 134964, 138876, 146970, 168705, 173595, 208314, 224940, 231460, 266179, 293940, 337410, 347190, 416628, 520785, 532358, 674820, 694380, 798537, 1041570, 1064716, 1330895, 1597074, 2083140, 2395611, 2661790, 3194148, 3992685, 4791222, 5323580, 7985370, 9582444, 11978055, 15970740, 23956110, 47912220]

約数ペア:

[(1, 47912220), (2, 23956110), (3, 15970740), (4, 11978055), (5, 9582444), (6, 7985370), (9, 5323580), (10, 4791222), (12, 3992685), (15, 3194148), (18, 2661790), (20, 2395611), (23, 2083140), (30, 1597074), (36, 1330895), (45, 1064716), (46, 1041570), (60, 798537), (69, 694380), (71, 674820), (90, 532358), (92, 520785), (115, 416628), (138, 347190), (142, 337410), (163, 293940), (180, 266179), (207, 231460), (213, 224940), (230, 208314), (276, 173595), (284, 168705), (326, 146970), (345, 138876), (355, 134964), (414, 115730), (426, 112470), (460, 104157), (489, 97980), (639, 74980), (652, 73485), (690, 69438), (710, 67482), (815, 58788), (828, 57865), (852, 56235), (978, 48990), (1035, 46292), (1065, 44988), (1278, 37490), (1380, 34719), (1420, 33741), (1467, 32660), (1630, 29394), (1633, 29340), (1956, 24495), (2070, 23146), (2130, 22494), (2445, 19596), (2556, 18745), (2934, 16330), (3195, 14996), (3260, 14697), (3266, 14670), (3749, 12780), (4140, 11573), (4260, 11247), (4890, 9798), (4899, 9780), (5868, 8165), (6390, 7498), (6532, 7335)]