678756450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:289

約数の個数: 192

約数和(自身を含む): 1897592832

約数和(自身を除く): 1218836382

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 25, 30, 34, 46, 50, 51, 69, 71, 75, 85, 102, 115, 138, 142, 150, 163, 170, 213, 230, 255, 326, 345, 355, 391, 425, 426, 489, 510, 575, 690, 710, 782, 815, 850, 978, 1065, 1150, 1173, 1207, 1275, 1630, 1633, 1725, 1775, 1955, 2130, 2346, 2414, 2445, 2550, 2771, 3266, 3450, 3550, 3621, 3749, 3910, 4075, 4890, 4899, 5325, 5542, 5865, 6035, 7242, 7498, 8150, 8165, 8313, 9775, 9798, 10650, 11247, 11573, 11730, 12070, 12225, 13855, 16330, 16626, 18105, 18745, 19550, 22494, 23146, 24450, 24495, 27710, 27761, 29325, 30175, 34719, 36210, 37490, 40825, 41565, 48990, 55522, 56235, 57865, 58650, 60350, 63733, 69275, 69438, 81650, 83130, 83283, 90525, 93725, 112470, 115730, 122475, 127466, 138550, 138805, 166566, 173595, 181050, 187450, 191199, 196741, 207825, 244950, 266179, 277610, 281175, 289325, 318665, 347190, 382398, 393482, 415650, 416415, 532358, 562350, 578650, 590223, 637330, 694025, 798537, 832830, 867975, 955995, 983705, 1180446, 1330895, 1388050, 1593325, 1597074, 1735950, 1911990, 1967410, 2082075, 2661790, 2951115, 3186650, 3992685, 4164150, 4525043, 4779975, 4918525, 5902230, 6654475, 7985370, 9050086, 9559950, 9837050, 13308950, 13575129, 14755575, 19963425, 22625215, 27150258, 29511150, 39926850, 45250430, 67875645, 113126075, 135751290, 226252150, 339378225, 678756450]

約数ペア:

[(1, 678756450), (2, 339378225), (3, 226252150), (5, 135751290), (6, 113126075), (10, 67875645), (15, 45250430), (17, 39926850), (23, 29511150), (25, 27150258), (30, 22625215), (34, 19963425), (46, 14755575), (50, 13575129), (51, 13308950), (69, 9837050), (71, 9559950), (75, 9050086), (85, 7985370), (102, 6654475), (115, 5902230), (138, 4918525), (142, 4779975), (150, 4525043), (163, 4164150), (170, 3992685), (213, 3186650), (230, 2951115), (255, 2661790), (326, 2082075), (345, 1967410), (355, 1911990), (391, 1735950), (425, 1597074), (426, 1593325), (489, 1388050), (510, 1330895), (575, 1180446), (690, 983705), (710, 955995), (782, 867975), (815, 832830), (850, 798537), (978, 694025), (1065, 637330), (1150, 590223), (1173, 578650), (1207, 562350), (1275, 532358), (1630, 416415), (1633, 415650), (1725, 393482), (1775, 382398), (1955, 347190), (2130, 318665), (2346, 289325), (2414, 281175), (2445, 277610), (2550, 266179), (2771, 244950), (3266, 207825), (3450, 196741), (3550, 191199), (3621, 187450), (3749, 181050), (3910, 173595), (4075, 166566), (4890, 138805), (4899, 138550), (5325, 127466), (5542, 122475), (5865, 115730), (6035, 112470), (7242, 93725), (7498, 90525), (8150, 83283), (8165, 83130), (8313, 81650), (9775, 69438), (9798, 69275), (10650, 63733), (11247, 60350), (11573, 58650), (11730, 57865), (12070, 56235), (12225, 55522), (13855, 48990), (16330, 41565), (16626, 40825), (18105, 37490), (18745, 36210), (19550, 34719), (22494, 30175), (23146, 29325), (24450, 27761), (24495, 27710)]