20130453990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{23321}}^1$

素因数の和:23499

約数の個数: 128

約数和(自身を含む): 56420582400

約数和(自身を除く): 36290128410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 90, 115, 135, 138, 139, 207, 230, 270, 278, 345, 414, 417, 621, 690, 695, 834, 1035, 1242, 1251, 1390, 2070, 2085, 2502, 3105, 3197, 3753, 4170, 6210, 6255, 6394, 7506, 9591, 12510, 15985, 18765, 19182, 23321, 28773, 31970, 37530, 46642, 47955, 57546, 69963, 86319, 95910, 116605, 139926, 143865, 172638, 209889, 233210, 287730, 349815, 419778, 431595, 536383, 629667, 699630, 863190, 1049445, 1072766, 1259334, 1609149, 2098890, 2681915, 3148335, 3218298, 3241619, 4827447, 5363830, 6296670, 6483238, 8045745, 9654894, 9724857, 14482341, 16091490, 16208095, 19449714, 24137235, 28964682, 29174571, 32416190, 48274470, 48624285, 58349142, 72411705, 74557237, 87523713, 97248570, 144823410, 145872855, 149114474, 175047426, 223671711, 291745710, 372786185, 437618565, 447343422, 671015133, 745572370, 875237130, 1118358555, 1342030266, 2013045399, 2236717110, 3355075665, 4026090798, 6710151330, 10065226995, 20130453990]

約数ペア:

[(1, 20130453990), (2, 10065226995), (3, 6710151330), (5, 4026090798), (6, 3355075665), (9, 2236717110), (10, 2013045399), (15, 1342030266), (18, 1118358555), (23, 875237130), (27, 745572370), (30, 671015133), (45, 447343422), (46, 437618565), (54, 372786185), (69, 291745710), (90, 223671711), (115, 175047426), (135, 149114474), (138, 145872855), (139, 144823410), (207, 97248570), (230, 87523713), (270, 74557237), (278, 72411705), (345, 58349142), (414, 48624285), (417, 48274470), (621, 32416190), (690, 29174571), (695, 28964682), (834, 24137235), (1035, 19449714), (1242, 16208095), (1251, 16091490), (1390, 14482341), (2070, 9724857), (2085, 9654894), (2502, 8045745), (3105, 6483238), (3197, 6296670), (3753, 5363830), (4170, 4827447), (6210, 3241619), (6255, 3218298), (6394, 3148335), (7506, 2681915), (9591, 2098890), (12510, 1609149), (15985, 1259334), (18765, 1072766), (19182, 1049445), (23321, 863190), (28773, 699630), (31970, 629667), (37530, 536383), (46642, 431595), (47955, 419778), (57546, 349815), (69963, 287730), (86319, 233210), (95910, 209889), (116605, 172638), (139926, 143865)]