77072220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:404

約数の個数: 144

約数和(自身を含む): 251203680

約数和(自身を除く): 174131460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 89, 90, 102, 153, 170, 178, 180, 204, 255, 267, 283, 306, 340, 356, 445, 510, 534, 566, 612, 765, 801, 849, 890, 1020, 1068, 1132, 1335, 1415, 1513, 1530, 1602, 1698, 1780, 2547, 2670, 2830, 3026, 3060, 3204, 3396, 4005, 4245, 4539, 4811, 5094, 5340, 5660, 6052, 7565, 8010, 8490, 9078, 9622, 10188, 12735, 13617, 14433, 15130, 16020, 16980, 18156, 19244, 22695, 24055, 25187, 25470, 27234, 28866, 30260, 43299, 45390, 48110, 50374, 50940, 54468, 57732, 68085, 72165, 75561, 86598, 90780, 96220, 100748, 125935, 136170, 144330, 151122, 173196, 216495, 226683, 251870, 272340, 288660, 302244, 377805, 428179, 432990, 453366, 503740, 755610, 856358, 865980, 906732, 1133415, 1284537, 1511220, 1712716, 2140895, 2266830, 2569074, 3853611, 4281790, 4533660, 5138148, 6422685, 7707222, 8563580, 12845370, 15414444, 19268055, 25690740, 38536110, 77072220]

約数ペア:

[(1, 77072220), (2, 38536110), (3, 25690740), (4, 19268055), (5, 15414444), (6, 12845370), (9, 8563580), (10, 7707222), (12, 6422685), (15, 5138148), (17, 4533660), (18, 4281790), (20, 3853611), (30, 2569074), (34, 2266830), (36, 2140895), (45, 1712716), (51, 1511220), (60, 1284537), (68, 1133415), (85, 906732), (89, 865980), (90, 856358), (102, 755610), (153, 503740), (170, 453366), (178, 432990), (180, 428179), (204, 377805), (255, 302244), (267, 288660), (283, 272340), (306, 251870), (340, 226683), (356, 216495), (445, 173196), (510, 151122), (534, 144330), (566, 136170), (612, 125935), (765, 100748), (801, 96220), (849, 90780), (890, 86598), (1020, 75561), (1068, 72165), (1132, 68085), (1335, 57732), (1415, 54468), (1513, 50940), (1530, 50374), (1602, 48110), (1698, 45390), (1780, 43299), (2547, 30260), (2670, 28866), (2830, 27234), (3026, 25470), (3060, 25187), (3204, 24055), (3396, 22695), (4005, 19244), (4245, 18156), (4539, 16980), (4811, 16020), (5094, 15130), (5340, 14433), (5660, 13617), (6052, 12735), (7565, 10188), (8010, 9622), (8490, 9078)]