19591650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:245

約数の個数: 144

約数和(自身を含む): 60324264

約数和(自身を除く): 40732614

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 25, 26, 30, 34, 39, 45, 50, 51, 65, 75, 78, 85, 90, 102, 117, 130, 150, 153, 170, 195, 197, 221, 225, 234, 255, 306, 325, 390, 394, 425, 442, 450, 510, 585, 591, 650, 663, 765, 850, 975, 985, 1105, 1170, 1182, 1275, 1326, 1530, 1773, 1950, 1970, 1989, 2210, 2550, 2561, 2925, 2955, 3315, 3349, 3546, 3825, 3978, 4925, 5122, 5525, 5850, 5910, 6630, 6698, 7650, 7683, 8865, 9850, 9945, 10047, 11050, 12805, 14775, 15366, 16575, 16745, 17730, 19890, 20094, 23049, 25610, 29550, 30141, 33150, 33490, 38415, 43537, 44325, 46098, 49725, 50235, 60282, 64025, 76830, 83725, 87074, 88650, 99450, 100470, 115245, 128050, 130611, 150705, 167450, 192075, 217685, 230490, 251175, 261222, 301410, 384150, 391833, 435370, 502350, 576225, 653055, 753525, 783666, 1088425, 1152450, 1306110, 1507050, 1959165, 2176850, 3265275, 3918330, 6530550, 9795825, 19591650]

約数ペア:

[(1, 19591650), (2, 9795825), (3, 6530550), (5, 3918330), (6, 3265275), (9, 2176850), (10, 1959165), (13, 1507050), (15, 1306110), (17, 1152450), (18, 1088425), (25, 783666), (26, 753525), (30, 653055), (34, 576225), (39, 502350), (45, 435370), (50, 391833), (51, 384150), (65, 301410), (75, 261222), (78, 251175), (85, 230490), (90, 217685), (102, 192075), (117, 167450), (130, 150705), (150, 130611), (153, 128050), (170, 115245), (195, 100470), (197, 99450), (221, 88650), (225, 87074), (234, 83725), (255, 76830), (306, 64025), (325, 60282), (390, 50235), (394, 49725), (425, 46098), (442, 44325), (450, 43537), (510, 38415), (585, 33490), (591, 33150), (650, 30141), (663, 29550), (765, 25610), (850, 23049), (975, 20094), (985, 19890), (1105, 17730), (1170, 16745), (1182, 16575), (1275, 15366), (1326, 14775), (1530, 12805), (1773, 11050), (1950, 10047), (1970, 9945), (1989, 9850), (2210, 8865), (2550, 7683), (2561, 7650), (2925, 6698), (2955, 6630), (3315, 5910), (3349, 5850), (3546, 5525), (3825, 5122), (3978, 4925)]